Subgroups — C₁₉×#21999 #18027958

Order 4864.

768 conjugacy classes of subgroups.

The subgroup lattice has 420 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₁₉×#2290	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#1923	C₂	1	2	yes	maximal, complemented
3	C₁₉×#1916	C₂	1	2	yes	maximal, complemented
4	C₁₉×#1870	C₂	1	2	yes	maximal
5	C₁₉×#1851	C₂	1	2	yes	maximal, complemented
6	C₁₉×#1840	C₂	1	1	yes	maximal, characteristic, complemented
7	C₁₉×#1832	C₂	1	1	yes	maximal, characteristic, complemented
8	C₁₉×#1818	C₂	1	1	yes	maximal, characteristic, complemented
9	C₁₉×#1798	C₂	1	1	yes	maximal, characteristic, complemented
10	C₄×C₁₉×C₂²⋊C₈	C₂	1	1	yes	maximal, characteristic, complemented
11	C₁₉×#1728	C₂	1	1	yes	maximal, characteristic, complemented
12	C₂²×M₁₆×C₁₉	C₂²	1	2	yes	—
13	C₂×C₄×D₄×C₁₉	C₂²	1	1	yes	characteristic
14	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
15	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
16	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
17	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
18	C₂×C₁₉×C₂²⋊C₈	C₂²	1	2	yes	—
19	C₂×C₁₉×C₂²⋊C₈	C₂²	1	2	yes	—
20	C₂×C₁₉×C₂²⋊C₈	C₂²	1	2	yes	—
21	C₂×C₄×C₈×C₁₉	C₂²	1	2	yes	—
22	C₁₉×#388	C₄	1	2	yes	—
23	C₁₉×#387	C₄	1	2	yes	—
24	C₁₉×#386	C₄	1	2	yes	—
25	C₁₉×#385	C₄	1	2	yes	—
26	C₄×C₄⋊C₄×C₁₉	C₂²	1	1	yes	characteristic
27	C₄×C₂²⋊C₄×C₁₉	C₂²	1	1	yes	characteristic
28	C₄×C₂²⋊C₄×C₁₉	C₂²	1	1	yes	characteristic
29	C₁₉×#376	C₂²	1	1	yes	characteristic
30	C₁₉×#336	C₂²	1	2	yes	—
31	C₁₉×#336	C₂²	1	2	yes	—
32	C₁₉×#336	C₂²	1	2	yes	—
33	C₁₉×#336	C₂²	1	2	yes	—
34	C₁₉×#336	C₂²	1	2	yes	—
35	C₁₉×#336	C₂²	1	1	yes	characteristic
36	C₁₉×#336	C₂²	1	1	yes	characteristic
37	C₁₉×#336	C₂²	1	1	yes	characteristic
38	C₁₉×#336	C₂²	1	1	yes	characteristic
39	C₂²×D₄×C₁₉	C₂×C₄	1	1	yes	characteristic
40	C₂³×C₄×C₁₉	C₂×C₄	1	2	yes	—
41	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
42	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
43	C₂×M₁₆×C₁₉	—	2	4	no	—
44	C₂×M₁₆×C₁₉	—	4	2	no	—
45	C₂×M₁₆×C₁₉	—	4	2	no	—
46	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
47	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
48	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
49	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
50	C₄×D₄×C₁₉	—	2	4	no	—
51	C₁₉×#117	—	4	2	no	—
52	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
53	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
54	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
55	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
56	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
57	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
58	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
59	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
60	C₂×C₄²×C₁₉	—	4	2	no	—
61	C₂×C₄²×C₁₉	C₂×C₄	1	2	yes	—
62	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
63	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
64	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
65	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
66	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
67	C₁₉×C₄⋊C₈	—	4	2	no	—
68	C₁₉×C₄⋊C₈	—	4	2	no	—
69	C₁₉×C₂²⋊C₈	—	2	4	no	—
70	C₁₉×C₂²⋊C₈	—	4	2	no	—
71	C₁₉×C₂²⋊C₈	—	4	2	no	—
72	C₄×C₈×C₁₉	—	4	2	no	—
73	C₁₉×#95	C₂×C₄	1	2	yes	—
74	C₁₉×#95	C₂×C₄	1	2	yes	—
75	C₁₉×#95	C₂×C₄	1	2	yes	—
76	C₁₉×#95	C₂×C₄	1	2	yes	—
77	C₁₉×#95	C₂×C₄	1	2	yes	—
78	C₂⁴×C₁₉	C₂²×C₄	1	1	yes	characteristic
79	C₂⁴×C₁₉	C₂²×C₄	1	1	yes	characteristic
80	C₂×D₄×C₁₉	—	2	2	no	—
81	C₂×D₄×C₁₉	—	4	2	no	—
82	C₂²×C₄×C₁₉	—	2	2	no	—
83	C₂²×C₄×C₁₉	—	2	1	no	—
84	C₂²×C₄×C₁₉	—	2	1	no	—
85	C₂²×C₄×C₁₉	—	2	4	no	—
86	C₂²×C₄×C₁₉	—	2	2	no	—
87	C₂²×C₄×C₁₉	—	2	2	no	—
88	C₂²×C₄×C₁₉	—	2	1	no	—
89	C₂²×C₄×C₁₉	—	2	1	no	—
90	C₂²×C₄×C₁₉	—	4	2	no	—
91	C₂²×C₄×C₁₉	—	4	2	no	—
92	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
93	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
94	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
95	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
96	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
97	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
98	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
99	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
100	C₂²×C₄×C₁₉	#41	1	4	yes	—
101	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
102	M₁₆×C₁₉	—	4	8	no	—
103	C₂×C₈×C₁₉	—	2	2	no	—
104	C₂×C₈×C₁₉	—	2	2	no	—
105	C₂×C₈×C₁₉	—	2	2	no	—
106	C₂×C₈×C₁₉	—	2	2	no	—
107	C₂×C₈×C₁₉	—	2	2	no	—
108	C₂×C₈×C₁₉	—	2	2	no	—
109	C₂×C₈×C₁₉	—	2	2	no	—
110	C₂×C₈×C₁₉	—	2	2	no	—
111	C₂×C₈×C₁₉	—	2	2	no	—
112	C₂×C₈×C₁₉	—	2	2	no	—
113	C₂×C₈×C₁₉	—	2	2	no	—
114	C₂×C₈×C₁₉	—	2	2	no	—
115	C₄⋊C₄×C₁₉	—	2	2	no	—
116	C₄⋊C₄×C₁₉	—	2	4	no	—
117	C₄⋊C₄×C₁₉	—	4	2	no	—
118	C₂²⋊C₄×C₁₉	—	2	2	no	—
119	C₂²⋊C₄×C₁₉	—	2	2	no	—
120	C₂²⋊C₄×C₁₉	—	2	4	no	—
121	C₂²⋊C₄×C₁₉	—	4	2	no	—
122	C₂²⋊C₄×C₁₉	—	4	2	no	—
123	C₄²×C₁₉	—	2	2	no	—
124	C₄²×C₁₉	—	2	2	no	—
125	C₄²×C₁₉	—	2	2	no	—
126	C₄²×C₁₉	—	2	2	no	—
127	C₄²×C₁₉	—	2	1	no	—
128	C₄²×C₁₉	—	2	1	no	—
129	C₄²×C₁₉	—	4	2	no	—
130	#21999	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
131	C₂³×C₁₉	—	2	1	no	—
132	C₂³×C₁₉	—	2	1	no	—
133	C₂³×C₁₉	—	2	2	no	—
134	C₂³×C₁₉	—	2	2	no	—
135	C₂³×C₁₉	—	2	1	no	—
136	C₂³×C₁₉	—	2	1	no	—
137	C₂³×C₁₉	—	2	1	no	—
138	C₂³×C₁₉	—	2	2	no	—
139	C₂³×C₁₉	—	2	2	no	—
140	C₂³×C₁₉	#117	1	2	yes	—
141	C₂³×C₁₉	C₂³×C₄	1	1	yes	characteristic
142	D₄×C₁₉	—	4	4	no	—
143	C₂×C₄×C₁₉	—	2	2	no	—
144	C₂×C₄×C₁₉	—	2	1	no	—
145	C₂×C₄×C₁₉	—	2	1	no	—
146	C₂×C₄×C₁₉	—	2	2	no	—
147	C₂×C₄×C₁₉	—	2	4	no	—
148	C₂×C₄×C₁₉	—	2	4	no	—
149	C₂×C₄×C₁₉	—	2	1	no	—
150	C₂×C₄×C₁₉	—	2	1	no	—
151	C₂×C₄×C₁₉	—	2	1	no	—
152	C₂×C₄×C₁₉	—	2	2	no	—
153	C₂×C₄×C₁₉	—	2	2	no	—
154	C₂×C₄×C₁₉	—	2	1	no	—
155	C₂×C₄×C₁₉	—	2	2	no	—
156	C₂×C₄×C₁₉	—	2	1	no	—
157	C₂×C₄×C₁₉	—	2	2	no	—
158	C₂×C₄×C₁₉	—	2	2	no	—
159	C₂×C₄×C₁₉	—	2	2	no	—
160	C₂×C₄×C₁₉	—	2	2	no	—
161	C₂×C₄×C₁₉	—	2	2	no	—
162	C₂×C₄×C₁₉	—	2	2	no	—
163	C₂×C₄×C₁₉	—	2	2	no	—
164	C₂×C₄×C₁₉	—	2	2	no	—
165	C₂×C₄×C₁₉	—	4	8	no	—
166	C₂×C₄×C₁₉	—	4	2	no	—
167	C₂×C₄×C₁₉	—	4	2	no	—
168	C₂×C₄×C₁₉	#117	1	2	yes	—
169	C₂×C₄×C₁₉	#131	1	4	yes	—
170	C₂×C₄×C₁₉	C₂×#41	1	2	yes	—
171	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
172	C₂×C₄×C₁₉	H(5,𝔽₂)	1	2	yes	—
173	C₂×C₄×C₁₉	2₋¹⁺⁴	1	1	yes	characteristic
174	C₈×C₁₉	—	4	2	no	—
175	C₈×C₁₉	—	4	2	no	—
176	C₈×C₁₉	—	4	2	no	—
177	C₈×C₁₉	—	4	2	no	—
178	#2290	C₂×C₁₉	1	1	yes	characteristic
179	#1923	C₂×C₁₉	1	2	yes	complemented
180	#1916	C₂×C₁₉	1	2	yes	complemented
181	#1870	C₂×C₁₉	1	2	yes	—
182	#1851	C₂×C₁₉	1	2	yes	complemented
183	#1840	C₂×C₁₉	1	1	yes	characteristic, complemented
184	#1832	C₂×C₁₉	1	1	yes	characteristic, complemented
185	#1818	C₂×C₁₉	1	1	yes	characteristic, complemented
186	#1798	C₂×C₁₉	1	1	yes	characteristic, complemented
187	C₄×C₂²⋊C₈	C₂×C₁₉	1	1	yes	characteristic, complemented
188	#1728	C₂×C₁₉	1	1	yes	characteristic, complemented
189	C₂²×C₁₉	—	2	2	no	—
190	C₂²×C₁₉	—	2	2	no	—
191	C₂²×C₁₉	—	2	2	no	—
192	C₂²×C₁₉	—	4	2	no	—
193	C₂²×C₁₉	—	4	2	no	—
194	C₂²×C₁₉	—	4	1	no	—
195	C₂²×C₁₉	—	4	1	no	—
196	C₂²×C₁₉	—	4	1	no	—
197	C₂²×C₁₉	—	4	2	no	—
198	C₂²×C₁₉	—	4	2	no	—
199	C₂²×C₁₉	C₂×#117	1	1	yes	characteristic
200	C₂²×C₁₉	#518	1	1	yes	characteristic
201	C₂²×C₁₉	#520	1	1	yes	characteristic
202	C₂²×C₁₉	C₂×#131	1	2	yes	—
203	C₂²×C₁₉	#568	1	2	yes	—
204	C₄×C₁₉	—	2	2	no	—
205	C₄×C₁₉	—	2	4	no	—
206	C₄×C₁₉	—	4	1	no	—
207	C₄×C₁₉	—	4	1	no	—
208	C₄×C₁₉	—	4	1	no	—
209	C₄×C₁₉	—	4	2	no	—
210	C₄×C₁₉	—	4	2	no	—
211	C₄×C₁₉	—	4	2	no	—
212	C₄×C₁₉	#538	1	2	yes	—
213	C₄×C₁₉	#539	1	2	yes	—
214	C₂²×M₁₆	C₂²×C₁₉	1	2	yes	—
215	C₂×C₄×D₄	C₂²×C₁₉	1	1	yes	characteristic
216	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
217	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
218	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
219	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
220	C₂×C₂²⋊C₈	C₂²×C₁₉	1	2	yes	—
221	C₂×C₂²⋊C₈	C₂²×C₁₉	1	2	yes	—
222	C₂×C₂²⋊C₈	C₂²×C₁₉	1	2	yes	—
223	C₂×C₄×C₈	C₂²×C₁₉	1	2	yes	—
224	#388	C₄×C₁₉	1	2	yes	—
225	#387	C₄×C₁₉	1	2	yes	—
226	#386	C₄×C₁₉	1	2	yes	—
227	#385	C₄×C₁₉	1	2	yes	—
228	C₄×C₄⋊C₄	C₂²×C₁₉	1	1	yes	characteristic
229	C₄×C₂²⋊C₄	C₂²×C₁₉	1	1	yes	characteristic
230	C₄×C₂²⋊C₄	C₂²×C₁₉	1	1	yes	characteristic
231	#376	C₂²×C₁₉	1	1	yes	characteristic
232	#336	C₂²×C₁₉	1	1	yes	characteristic
233	#336	C₂²×C₁₉	1	1	yes	characteristic
234	#336	C₂²×C₁₉	1	1	yes	characteristic
235	#336	C₂²×C₁₉	1	1	yes	characteristic
236	#336	C₂²×C₁₉	1	2	yes	—
237	#336	C₂²×C₁₉	1	2	yes	—
238	#336	C₂²×C₁₉	1	2	yes	—
239	#336	C₂²×C₁₉	1	2	yes	—
240	#336	C₂²×C₁₉	1	2	yes	—
241	C₂×C₁₉	—	4	2	no	—
242	C₂×C₁₉	—	8	1	no	—
243	C₂×C₁₉	#2318	1	1	yes	characteristic
244	C₂×C₁₉	#2921	1	1	yes	characteristic
245	C₂×C₁₉	#2922	1	1	yes	characteristic
246	C₂×C₁₉	#2976	1	2	yes	—
247	C₂×C₁₉	#2993	1	2	yes	—
248	C₂²×D₄	C₂×C₄×C₁₉	1	1	yes	characteristic
249	C₂³×C₄	C₂×C₄×C₁₉	1	2	yes	—
250	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
251	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
252	C₂×M₁₆	—	2	4	no	—
253	C₂×M₁₆	—	4	2	no	—
254	C₂×M₁₆	—	4	2	no	—
255	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
256	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
257	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
258	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
259	C₄×D₄	—	2	4	no	—
260	#117	—	4	2	no	—
261	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
262	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
263	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
264	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
265	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
266	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
267	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
268	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
269	C₂×C₄²	—	4	2	no	—
270	C₂×C₄²	C₂×C₄×C₁₉	1	2	yes	—
271	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
272	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
273	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
274	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
275	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
276	C₄⋊C₈	—	4	2	no	—
277	C₄⋊C₈	—	4	2	no	—
278	C₂²⋊C₈	—	2	4	no	—
279	C₂²⋊C₈	—	4	2	no	—
280	C₂²⋊C₈	—	4	2	no	—
281	C₄×C₈	—	4	2	no	—
282	#95	C₂×C₄×C₁₉	1	2	yes	—
283	#95	C₂×C₄×C₁₉	1	2	yes	—
284	#95	C₂×C₄×C₁₉	1	2	yes	—
285	#95	C₂×C₄×C₁₉	1	2	yes	—
286	#95	C₂×C₄×C₁₉	1	2	yes	—
287	C₁₉	#21999	1	1	yes	characteristic, direct product factor, Sylow
288	C₂⁴	C₂²×C₄×C₁₉	1	1	yes	characteristic
289	C₂⁴	C₂²×C₄×C₁₉	1	1	yes	characteristic
290	C₂×D₄	—	2	2	no	—
291	C₂×D₄	—	4	2	no	—
292	C₂²×C₄	—	2	2	no	—
293	C₂²×C₄	—	2	1	no	—
294	C₂²×C₄	—	2	1	no	—
295	C₂²×C₄	—	2	4	no	—
296	C₂²×C₄	—	2	2	no	—
297	C₂²×C₄	—	2	1	no	—
298	C₂²×C₄	—	2	2	no	—
299	C₂²×C₄	—	2	1	no	—
300	C₂²×C₄	—	4	2	no	—
301	C₂²×C₄	—	4	2	no	—
302	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
303	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
304	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
305	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
306	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
307	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
308	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
309	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
310	C₂²×C₄	#41×C₁₉	1	4	yes	—
311	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
312	M₁₆	—	4	8	no	—
313	C₂×C₈	—	2	2	no	—
314	C₂×C₈	—	2	2	no	—
315	C₂×C₈	—	2	2	no	—
316	C₂×C₈	—	2	2	no	—
317	C₂×C₈	—	2	2	no	—
318	C₂×C₈	—	2	2	no	—
319	C₂×C₈	—	2	2	no	—
320	C₂×C₈	—	2	2	no	—
321	C₂×C₈	—	2	2	no	—
322	C₂×C₈	—	2	2	no	—
323	C₂×C₈	—	2	2	no	—
324	C₂×C₈	—	2	2	no	—
325	C₄⋊C₄	—	2	2	no	—
326	C₄⋊C₄	—	2	4	no	—
327	C₄⋊C₄	—	4	2	no	—
328	C₂²⋊C₄	—	2	2	no	—
329	C₂²⋊C₄	—	2	2	no	—
330	C₂²⋊C₄	—	2	4	no	—
331	C₂²⋊C₄	—	4	2	no	—
332	C₂²⋊C₄	—	4	2	no	—
333	C₄²	—	2	2	no	—
334	C₄²	—	2	2	no	—
335	C₄²	—	2	1	no	—
336	C₄²	—	2	2	no	—
337	C₄²	—	2	2	no	—
338	C₄²	—	2	1	no	—
339	C₄²	—	4	2	no	—
340	C₂³	—	2	1	no	—
341	C₂³	—	2	1	no	—
342	C₂³	—	2	2	no	—
343	C₂³	—	2	2	no	—
344	C₂³	—	2	1	no	—
345	C₂³	—	2	1	no	—
346	C₂³	—	2	1	no	—
347	C₂³	—	2	2	no	—
348	C₂³	—	2	2	no	—
349	C₂³	C₁₉×#117	1	2	yes	—
350	C₂³	C₂³×C₄×C₁₉	1	1	yes	characteristic
351	D₄	—	4	4	no	—
352	C₂×C₄	—	2	2	no	—
353	C₂×C₄	—	2	1	no	—
354	C₂×C₄	—	2	1	no	—
355	C₂×C₄	—	2	2	no	—
356	C₂×C₄	—	2	4	no	—
357	C₂×C₄	—	2	4	no	—
358	C₂×C₄	—	2	1	no	—
359	C₂×C₄	—	2	1	no	—
360	C₂×C₄	—	2	1	no	—
361	C₂×C₄	—	2	2	no	—
362	C₂×C₄	—	2	2	no	—
363	C₂×C₄	—	2	1	no	—
364	C₂×C₄	—	2	2	no	—
365	C₂×C₄	—	2	1	no	—
366	C₂×C₄	—	2	2	no	—
367	C₂×C₄	—	2	2	no	—
368	C₂×C₄	—	2	2	no	—
369	C₂×C₄	—	2	2	no	—
370	C₂×C₄	—	2	2	no	—
371	C₂×C₄	—	2	2	no	—
372	C₂×C₄	—	2	2	no	—
373	C₂×C₄	—	2	2	no	—
374	C₂×C₄	—	4	8	no	—
375	C₂×C₄	—	4	2	no	—
376	C₂×C₄	—	4	2	no	—
377	C₂×C₄	C₁₉×#117	1	2	yes	—
378	C₂×C₄	C₁₉×#131	1	4	yes	—
379	C₂×C₄	C₂×#41×C₁₉	1	2	yes	—
380	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
381	C₂×C₄	C₁₉×H(5,𝔽₂)	1	2	yes	—
382	C₂×C₄	C₁₉×2₋¹⁺⁴	1	1	yes	characteristic
383	C₈	—	4	2	no	—
384	C₈	—	4	2	no	—
385	C₈	—	4	2	no	—
386	C₈	—	4	2	no	—
387	C₂²	—	2	2	no	—
388	C₂²	—	2	2	no	—
389	C₂²	—	2	2	no	—
390	C₂²	—	4	2	no	—
391	C₂²	—	4	2	no	—
392	C₂²	—	4	1	no	—
393	C₂²	—	4	1	no	—
394	C₂²	—	4	2	no	—
395	C₂²	—	4	2	no	—
396	C₂²	—	4	1	no	—
397	C₂²	C₂×C₁₉×#117	1	1	yes	characteristic
398	C₂²	C₁₉×#518	1	1	yes	characteristic
399	C₂²	C₁₉×#520	1	1	yes	characteristic
400	C₂²	C₂×C₁₉×#131	1	2	yes	—
401	C₂²	C₁₉×#568	1	2	yes	—
402	C₄	—	2	4	no	—
403	C₄	—	2	2	no	—
404	C₄	—	4	1	no	—
405	C₄	—	4	1	no	—
406	C₄	—	4	2	no	—
407	C₄	—	4	2	no	—
408	C₄	—	4	2	no	—
409	C₄	—	4	1	no	—
410	C₄	C₁₉×#538	1	2	yes	—
411	C₄	C₁₉×#539	1	2	yes	—
412	C₂	—	4	2	no	—
413	C₂	—	8	1	no	—
414	C₂	C₁₉×#2318	1	1	yes	characteristic
415	C₂	C₁₉×#2921	1	1	yes	characteristic
416	C₂	C₁₉×#2922	1	1	yes	characteristic
417	C₂	C₁₉×#2976	1	2	yes	—
418	C₂	C₁₉×#2993	1	2	yes	—

	subgroup	G/H
center	C₂²×C₄×C₁₉	C₂⁴
commutator	C₂³	C₂³×C₄×C₁₉
Frattini, cosocle	C₂²×C₄	C₂⁴×C₁₉
socle	C₂³×C₁₉	C₂³×C₄
prime radical	C₂²×D₄×C₁₉	C₂×C₄
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂²×C₄×C₁₉ ◁ G

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

N	H ≅ G/N	type
2. C₁₉×#1923	C₂	semidirect
3. C₁₉×#1916	C₂	semidirect
5. C₁₉×#1851	C₂	semidirect
6. C₁₉×#1840	C₂	semidirect
7. C₁₉×#1832	C₂	semidirect
8. C₁₉×#1818	C₂	semidirect
9. C₁₉×#1798	C₂	semidirect
10. C₄×C₁₉×C₂²⋊C₈	C₂	semidirect
11. C₁₉×#1728	C₂	semidirect
130. #21999	C₁₉	direct (N × H)
179. #1923	C₂×C₁₉	semidirect
180. #1916	C₂×C₁₉	semidirect
182. #1851	C₂×C₁₉	semidirect
183. #1840	C₂×C₁₉	semidirect
184. #1832	C₂×C₁₉	semidirect
185. #1818	C₂×C₁₉	semidirect
186. #1798	C₂×C₁₉	semidirect
187. C₄×C₂²⋊C₈	C₂×C₁₉	semidirect
188. #1728	C₂×C₁₉	semidirect
287. C₁₉	#21999	direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroup	index
C₁₉×#2290	2
C₁₉×#1923	2
C₁₉×#1916	2
C₁₉×#1870	2
C₁₉×#1851	2
C₁₉×#1840	2
C₁₉×#1832	2
C₁₉×#1818	2
C₁₉×#1798	2
C₄×C₁₉×C₂²⋊C₈	2
C₁₉×#1728	2
#21999	19

Subgroups — C19×#21999 #18027958

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#21999 #18027958