Subgroups — C₁₉×#23520 #18029479

Order 4864.

1350 conjugacy classes of subgroups.

The subgroup lattice has 430 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₁₉×#135	C₂	1	1	yes	maximal, characteristic
2	C₂×C₁₉×#424	C₂	1	1	yes	maximal, characteristic, complemented
3	C₁₉×#2896	C₂	1	2	yes	maximal, complemented
4	C₂×C₁₉×#413	C₂	1	2	yes	maximal, complemented
5	C₁₉×#2047	C₂	1	2	yes	maximal, complemented
6	C₁₉×#2046	C₂	1	4	yes	maximal, complemented
7	C₁₉×#2045	C₂	1	2	yes	maximal, complemented
8	C₂×C₁₉×#341	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂²×#41×C₁₉	C₂²	1	2	yes	—
10	C₂×C₁₉×#135	—	2	8	no	—
11	C₂×C₁₉×#135	—	2	2	no	—
12	C₂×C₁₉×#135	—	2	2	no	—
13	C₂²×Q₁₆×C₁₉	C₂²	1	1	yes	characteristic
14	C₂²×SD₁₆×C₁₉	C₂²	1	2	yes	—
15	C₂²×D₈×C₁₉	C₂²	1	1	yes	characteristic
16	C₂²×M₁₆×C₁₉	C₂²	1	2	yes	—
17	C₂²×M₁₆×C₁₉	C₂²	1	1	yes	characteristic
18	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
19	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
20	C₁₉×#424	—	2	2	no	—
21	C₁₉×#424	C₂²	1	2	yes	—
22	C₁₉×#424	C₂²	1	2	yes	—
23	C₂×C₁₉×C₄⋊C₈	—	2	2	no	—
24	C₁₉×#419	C₂²	1	4	yes	—
25	C₁₉×#418	C₂²	1	4	yes	—
26	C₁₉×#417	—	2	4	no	—
27	C₁₉×#416	—	2	4	no	—
28	C₁₉×#413	—	2	8	no	—
29	C₂×C₁₉×#101	C₂²	1	4	yes	—
30	C₂×C₁₉×#100	C₂²	1	4	yes	—
31	C₁₉×#341	C₂²	1	2	yes	—
32	C₁₉×#341	C₂²	1	2	yes	—
33	C₂×#41×C₁₉	—	2	4	no	—
34	C₂×#41×C₁₉	—	2	2	no	—
35	C₂×#41×C₁₉	—	2	2	no	—
36	C₂×#41×C₁₉	—	2	2	no	—
37	C₂×#41×C₁₉	—	2	2	no	—
38	C₂×#41×C₁₉	—	2	4	no	—
39	C₂×#41×C₁₉	—	2	4	no	—
40	C₂×#41×C₁₉	D₄	1	8	yes	—
41	C₂²×Q₈×C₁₉	C₂³	1	2	yes	—
42	C₂²×D₄×C₁₉	—	2	2	no	—
43	C₂²×D₄×C₁₉	C₂³	1	2	yes	—
44	C₂³×C₄×C₁₉	—	2	2	no	—
45	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
46	C₁₉×#135	—	2	16	no	—
47	C₁₉×#135	—	2	16	no	—
48	C₂×Q₁₆×C₁₉	—	2	4	no	—
49	C₂×Q₁₆×C₁₉	—	2	2	no	—
50	C₂×SD₁₆×C₁₉	—	2	4	no	—
51	C₂×SD₁₆×C₁₉	—	2	4	no	—
52	C₂×SD₁₆×C₁₉	—	2	4	no	—
53	C₂×D₈×C₁₉	—	2	4	no	—
54	C₂×D₈×C₁₉	—	2	2	no	—
55	C₂×M₁₆×C₁₉	—	2	2	no	—
56	C₂×M₁₆×C₁₉	—	2	1	no	—
57	C₂×M₁₆×C₁₉	—	2	4	no	—
58	C₂×M₁₆×C₁₉	—	2	4	no	—
59	C₂×M₁₆×C₁₉	—	2	4	no	—
60	C₂×M₁₆×C₁₉	C₂³	1	4	yes	—
61	C₂×M₁₆×C₁₉	C₂³	1	2	yes	—
62	C₂²×C₈×C₁₉	—	2	4	no	—
63	C₂²×C₈×C₁₉	—	2	2	no	—
64	C₂²×C₈×C₁₉	—	2	1	no	—
65	C₂²×C₈×C₁₉	D₄	1	2	yes	—
66	C₂²×C₈×C₁₉	D₄	1	2	yes	—
67	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
68	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
69	C₁₉×#117	—	2	1	no	—
70	C₁₉×#117	—	2	1	no	—
71	C₁₉×#117	D₄	1	2	yes	—
72	C₁₉×#117	C₂³	1	2	yes	—
73	C₂×C₄⋊C₄×C₁₉	D₄	1	2	yes	—
74	C₂×C₂²⋊C₄×C₁₉	—	2	1	no	—
75	C₂×C₄²×C₁₉	—	2	1	no	—
76	C₁₉×C₄⋊C₈	—	2	4	no	—
77	C₁₉×C₄⋊C₈	—	2	4	no	—
78	C₁₉×#103	—	2	8	no	—
79	C₁₉×#102	—	2	8	no	—
80	C₁₉×#101	—	2	8	no	—
81	C₁₉×#100	—	2	8	no	—
82	C₂⁴×C₁₉	—	2	2	no	—
83	C₂⁴×C₁₉	#41	1	1	yes	characteristic
84	#41×C₁₉	—	2	8	no	—
85	#41×C₁₉	—	2	8	no	—
86	#41×C₁₉	—	2	8	no	—
87	#41×C₁₉	—	2	8	no	—
88	#41×C₁₉	—	4	4	no	—
89	#41×C₁₉	—	4	4	no	—
90	#41×C₁₉	—	4	4	no	—
91	#41×C₁₉	—	4	4	no	—
92	C₂×Q₈×C₁₉	—	2	2	no	—
93	C₂×Q₈×C₁₉	—	2	2	no	—
94	C₂×Q₈×C₁₉	—	2	2	no	—
95	C₂×Q₈×C₁₉	—	2	2	no	—
96	C₂×Q₈×C₁₉	—	2	2	no	—
97	C₂×Q₈×C₁₉	C₂×D₄	1	4	yes	—
98	C₂×D₄×C₁₉	—	2	8	no	—
99	C₂×D₄×C₁₉	—	2	2	no	—
100	C₂×D₄×C₁₉	—	2	2	no	—
101	C₂×D₄×C₁₉	—	2	2	no	—
102	C₂×D₄×C₁₉	—	2	2	no	—
103	C₂×D₄×C₁₉	—	2	2	no	—
104	C₂×D₄×C₁₉	—	4	2	no	—
105	C₂×D₄×C₁₉	—	4	2	no	—
106	C₂×D₄×C₁₉	—	4	4	no	—
107	C₂×D₄×C₁₉	C₂×D₄	1	4	yes	—
108	C₂²×C₄×C₁₉	—	2	2	no	—
109	C₂²×C₄×C₁₉	—	2	2	no	—
110	C₂²×C₄×C₁₉	—	2	8	no	—
111	C₂²×C₄×C₁₉	—	4	2	no	—
112	C₂²×C₄×C₁₉	—	4	2	no	—
113	C₂²×C₄×C₁₉	—	4	4	no	—
114	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
115	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
116	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
117	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
118	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
119	C₂²×C₄×C₁₉	#41	1	4	yes	—
120	C₂²×C₄×C₁₉	#41	1	1	yes	characteristic
121	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
122	Q₁₆×C₁₉	—	2	8	no	—
123	SD₁₆×C₁₉	—	2	16	no	—
124	D₈×C₁₉	—	2	8	no	—
125	M₁₆×C₁₉	—	2	4	no	—
126	M₁₆×C₁₉	—	2	4	no	—
127	M₁₆×C₁₉	—	2	4	no	—
128	M₁₆×C₁₉	—	4	2	no	—
129	M₁₆×C₁₉	—	4	4	no	—
130	C₂×C₈×C₁₉	—	2	4	no	—
131	C₂×C₈×C₁₉	—	2	4	no	—
132	C₂×C₈×C₁₉	—	2	2	no	—
133	C₂×C₈×C₁₉	—	2	2	no	—
134	C₂×C₈×C₁₉	—	2	4	no	—
135	C₂×C₈×C₁₉	—	2	2	no	—
136	C₂×C₈×C₁₉	—	4	2	no	—
137	C₂×C₈×C₁₉	—	4	4	no	—
138	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
139	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
140	C₄⋊C₄×C₁₉	—	2	2	no	—
141	C₄⋊C₄×C₁₉	C₂×D₄	1	4	yes	—
142	C₂²⋊C₄×C₁₉	—	2	2	no	—
143	C₂²⋊C₄×C₁₉	—	2	2	no	—
144	C₄²×C₁₉	—	2	2	no	—
145	C₄²×C₁₉	—	2	2	no	—
146	#23520	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
147	C₂³×C₁₉	—	2	4	no	—
148	C₂³×C₁₉	—	4	2	no	—
149	C₂³×C₁₉	—	4	2	no	—
150	C₂³×C₁₉	—	4	2	no	—
151	C₂³×C₁₉	—	8	4	no	—
152	C₂³×C₁₉	#121	1	1	yes	characteristic
153	C₂³×C₁₉	#121	1	1	yes	characteristic
154	C₂³×C₁₉	#123	1	4	yes	—
155	C₂³×C₁₉	C₂×#41	1	1	yes	characteristic
156	Q₈×C₁₉	—	2	4	no	—
157	Q₈×C₁₉	—	2	4	no	—
158	Q₈×C₁₉	—	4	2	no	—
159	Q₈×C₁₉	—	4	2	no	—
160	D₄×C₁₉	—	2	4	no	—
161	D₄×C₁₉	—	2	4	no	—
162	D₄×C₁₉	—	4	8	no	—
163	D₄×C₁₉	—	4	8	no	—
164	D₄×C₁₉	—	4	2	no	—
165	D₄×C₁₉	—	4	2	no	—
166	C₂×C₄×C₁₉	—	2	4	no	—
167	C₂×C₄×C₁₉	—	2	4	no	—
168	C₂×C₄×C₁₉	—	4	4	no	—
169	C₂×C₄×C₁₉	—	4	2	no	—
170	C₂×C₄×C₁₉	—	4	2	no	—
171	C₂×C₄×C₁₉	—	4	8	no	—
172	C₂×C₄×C₁₉	—	4	8	no	—
173	C₂×C₄×C₁₉	#120	1	2	yes	—
174	C₂×C₄×C₁₉	#120	1	2	yes	—
175	C₂×C₄×C₁₉	#121	1	4	yes	—
176	C₂×C₄×C₁₉	#121	1	4	yes	—
177	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
178	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
179	C₂×C₄×C₁₉	#123	1	4	yes	—
180	C₂×C₄×C₁₉	#124	1	2	yes	—
181	C₂×C₄×C₁₉	#124	1	2	yes	—
182	C₂×C₄×C₁₉	C₂²×D₄	1	2	yes	—
183	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
184	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
185	C₂×C₄×C₁₉	C₂×#41	1	2	yes	—
186	C₈×C₁₉	—	2	2	no	—
187	C₈×C₁₉	—	2	2	no	—
188	C₈×C₁₉	—	4	2	no	—
189	C₈×C₁₉	—	4	4	no	—
190	C₂²×#135	C₂×C₁₉	1	1	yes	characteristic
191	C₂×#424	C₂×C₁₉	1	1	yes	characteristic, complemented
192	#2896	C₂×C₁₉	1	2	yes	complemented
193	C₂×#413	C₂×C₁₉	1	2	yes	complemented
194	#2047	C₂×C₁₉	1	2	yes	complemented
195	#2046	C₂×C₁₉	1	4	yes	complemented
196	#2045	C₂×C₁₉	1	2	yes	complemented
197	C₂×#341	C₂×C₁₉	1	1	yes	characteristic, complemented
198	C₂²×C₁₉	—	2	2	no	—
199	C₂²×C₁₉	—	2	2	no	—
200	C₂²×C₁₉	—	2	2	no	—
201	C₂²×C₁₉	—	4	4	no	—
202	C₂²×C₁₉	—	4	4	no	—
203	C₂²×C₁₉	—	8	4	no	—
204	C₂²×C₁₉	—	8	4	no	—
205	C₂²×C₁₉	—	8	4	no	—
206	C₂²×C₁₉	#394	1	2	yes	—
207	C₂²×C₁₉	#394	1	2	yes	—
208	C₂²×C₁₉	C₂×#121	1	1	yes	characteristic
209	C₂²×C₁₉	C₂×#123	1	2	yes	—
210	C₄×C₁₉	—	4	4	no	—
211	C₄×C₁₉	—	4	4	no	—
212	C₄×C₁₉	#394	1	2	yes	—
213	C₄×C₁₉	#394	1	2	yes	—
214	C₄×C₁₉	C₂×#120	1	1	yes	characteristic
215	C₄×C₁₉	C₂×#121	1	2	yes	—
216	C₄×C₁₉	C₂×#124	1	1	yes	characteristic
217	C₂²×#41	C₂²×C₁₉	1	2	yes	—
218	C₂×#135	—	2	8	no	—
219	C₂×#135	—	2	2	no	—
220	C₂×#135	—	2	2	no	—
221	C₂²×Q₁₆	C₂²×C₁₉	1	1	yes	characteristic
222	C₂²×SD₁₆	C₂²×C₁₉	1	2	yes	—
223	C₂²×D₈	C₂²×C₁₉	1	1	yes	characteristic
224	C₂²×M₁₆	C₂²×C₁₉	1	1	yes	characteristic
225	C₂²×M₁₆	C₂²×C₁₉	1	2	yes	—
226	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
227	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
228	#424	—	2	2	no	—
229	#424	C₂²×C₁₉	1	2	yes	—
230	#424	C₂²×C₁₉	1	2	yes	—
231	C₂×C₄⋊C₈	—	2	2	no	—
232	#419	C₂²×C₁₉	1	4	yes	—
233	#418	C₂²×C₁₉	1	4	yes	—
234	#417	—	2	4	no	—
235	#416	—	2	4	no	—
236	#413	—	2	8	no	—
237	C₂×#101	C₂²×C₁₉	1	4	yes	—
238	C₂×#100	C₂²×C₁₉	1	4	yes	—
239	#341	C₂²×C₁₉	1	2	yes	—
240	#341	C₂²×C₁₉	1	2	yes	—
241	C₂×C₁₉	—	2	2	no	—
242	C₂×C₁₉	—	2	2	no	—
243	C₂×C₁₉	—	2	2	no	—
244	C₂×C₁₉	—	8	4	no	—
245	C₂×C₁₉	C₂×#394	1	1	yes	characteristic
246	C₂×C₁₉	#3067	1	2	yes	—
247	C₂×#41	—	2	4	no	—
248	C₂×#41	—	2	2	no	—
249	C₂×#41	—	2	2	no	—
250	C₂×#41	—	2	4	no	—
251	C₂×#41	—	2	2	no	—
252	C₂×#41	—	2	2	no	—
253	C₂×#41	—	2	4	no	—
254	C₂×#41	D₄×C₁₉	1	8	yes	—
255	C₂²×Q₈	C₂³×C₁₉	1	2	yes	—
256	C₂²×D₄	—	2	2	no	—
257	C₂²×D₄	C₂³×C₁₉	1	2	yes	—
258	C₂³×C₄	—	2	2	no	—
259	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
260	#135	—	2	16	no	—
261	#135	—	2	16	no	—
262	C₂×Q₁₆	—	2	4	no	—
263	C₂×Q₁₆	—	2	2	no	—
264	C₂×SD₁₆	—	2	4	no	—
265	C₂×SD₁₆	—	2	4	no	—
266	C₂×SD₁₆	—	2	4	no	—
267	C₂×D₈	—	2	4	no	—
268	C₂×D₈	—	2	2	no	—
269	C₂×M₁₆	—	2	2	no	—
270	C₂×M₁₆	—	2	1	no	—
271	C₂×M₁₆	—	2	4	no	—
272	C₂×M₁₆	—	2	4	no	—
273	C₂×M₁₆	—	2	4	no	—
274	C₂×M₁₆	C₂³×C₁₉	1	4	yes	—
275	C₂×M₁₆	C₂³×C₁₉	1	2	yes	—
276	C₂²×C₈	—	2	4	no	—
277	C₂²×C₈	—	2	2	no	—
278	C₂²×C₈	—	2	1	no	—
279	C₂²×C₈	D₄×C₁₉	1	2	yes	—
280	C₂²×C₈	D₄×C₁₉	1	2	yes	—
281	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
282	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
283	#117	—	2	1	no	—
284	#117	—	2	1	no	—
285	#117	D₄×C₁₉	1	2	yes	—
286	#117	C₂³×C₁₉	1	2	yes	—
287	C₂×C₄⋊C₄	D₄×C₁₉	1	2	yes	—
288	C₂×C₂²⋊C₄	—	2	1	no	—
289	C₂×C₄²	—	2	1	no	—
290	C₄⋊C₈	—	2	4	no	—
291	C₄⋊C₈	—	2	4	no	—
292	#103	—	2	8	no	—
293	#102	—	2	8	no	—
294	#101	—	2	8	no	—
295	#100	—	2	8	no	—
296	C₁₉	#23520	1	1	yes	characteristic, direct product factor, Sylow
297	C₂⁴	—	2	2	no	—
298	C₂⁴	#41×C₁₉	1	1	yes	characteristic
299	#41	—	2	8	no	—
300	#41	—	2	8	no	—
301	#41	—	2	8	no	—
302	#41	—	2	8	no	—
303	#41	—	4	4	no	—
304	#41	—	4	4	no	—
305	#41	—	4	4	no	—
306	#41	—	4	4	no	—
307	C₂×Q₈	—	2	2	no	—
308	C₂×Q₈	—	2	2	no	—
309	C₂×Q₈	—	2	2	no	—
310	C₂×Q₈	—	2	2	no	—
311	C₂×Q₈	—	2	2	no	—
312	C₂×Q₈	C₂×D₄×C₁₉	1	4	yes	—
313	C₂×D₄	—	2	8	no	—
314	C₂×D₄	—	2	2	no	—
315	C₂×D₄	—	2	2	no	—
316	C₂×D₄	—	2	2	no	—
317	C₂×D₄	—	2	2	no	—
318	C₂×D₄	—	2	2	no	—
319	C₂×D₄	—	4	2	no	—
320	C₂×D₄	—	4	2	no	—
321	C₂×D₄	—	4	4	no	—
322	C₂×D₄	C₂×D₄×C₁₉	1	4	yes	—
323	C₂²×C₄	—	2	2	no	—
324	C₂²×C₄	—	2	2	no	—
325	C₂²×C₄	—	2	8	no	—
326	C₂²×C₄	—	4	2	no	—
327	C₂²×C₄	—	4	2	no	—
328	C₂²×C₄	—	4	4	no	—
329	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
330	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
331	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
332	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
333	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
334	C₂²×C₄	#41×C₁₉	1	1	yes	characteristic
335	C₂²×C₄	#41×C₁₉	1	4	yes	—
336	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
337	Q₁₆	—	2	8	no	—
338	SD₁₆	—	2	16	no	—
339	D₈	—	2	8	no	—
340	M₁₆	—	2	4	no	—
341	M₁₆	—	2	4	no	—
342	M₁₆	—	2	4	no	—
343	M₁₆	—	4	2	no	—
344	M₁₆	—	4	4	no	—
345	C₂×C₈	—	2	4	no	—
346	C₂×C₈	—	2	4	no	—
347	C₂×C₈	—	2	2	no	—
348	C₂×C₈	—	2	2	no	—
349	C₂×C₈	—	2	4	no	—
350	C₂×C₈	—	2	2	no	—
351	C₂×C₈	—	4	2	no	—
352	C₂×C₈	—	4	4	no	—
353	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
354	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
355	C₄⋊C₄	—	2	2	no	—
356	C₄⋊C₄	C₂×D₄×C₁₉	1	4	yes	—
357	C₂²⋊C₄	—	2	2	no	—
358	C₂²⋊C₄	—	2	2	no	—
359	C₄²	—	2	2	no	—
360	C₄²	—	2	2	no	—
361	C₂³	—	2	4	no	—
362	C₂³	—	4	2	no	—
363	C₂³	—	4	2	no	—
364	C₂³	—	4	2	no	—
365	C₂³	—	8	4	no	—
366	C₂³	C₁₉×#121	1	1	yes	characteristic
367	C₂³	C₁₉×#121	1	1	yes	characteristic
368	C₂³	C₁₉×#123	1	4	yes	—
369	C₂³	C₂×#41×C₁₉	1	1	yes	characteristic
370	Q₈	—	2	4	no	—
371	Q₈	—	2	4	no	—
372	Q₈	—	4	2	no	—
373	Q₈	—	4	2	no	—
374	D₄	—	2	4	no	—
375	D₄	—	2	4	no	—
376	D₄	—	4	8	no	—
377	D₄	—	4	8	no	—
378	D₄	—	4	2	no	—
379	D₄	—	4	2	no	—
380	C₂×C₄	—	2	4	no	—
381	C₂×C₄	—	2	4	no	—
382	C₂×C₄	—	4	4	no	—
383	C₂×C₄	—	4	2	no	—
384	C₂×C₄	—	4	2	no	—
385	C₂×C₄	—	4	8	no	—
386	C₂×C₄	—	4	8	no	—
387	C₂×C₄	C₁₉×#120	1	2	yes	—
388	C₂×C₄	C₁₉×#120	1	2	yes	—
389	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
390	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
391	C₂×C₄	C₁₉×#121	1	4	yes	—
392	C₂×C₄	C₁₉×#121	1	4	yes	—
393	C₂×C₄	C₁₉×#123	1	4	yes	—
394	C₂×C₄	C₁₉×#124	1	2	yes	—
395	C₂×C₄	C₁₉×#124	1	2	yes	—
396	C₂×C₄	C₂²×D₄×C₁₉	1	2	yes	—
397	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
398	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
399	C₂×C₄	C₂×#41×C₁₉	1	2	yes	—
400	C₈	—	2	2	no	—
401	C₈	—	2	2	no	—
402	C₈	—	4	2	no	—
403	C₈	—	4	4	no	—
404	C₂²	—	2	2	no	—
405	C₂²	—	2	2	no	—
406	C₂²	—	2	2	no	—
407	C₂²	—	4	4	no	—
408	C₂²	—	4	4	no	—
409	C₂²	—	8	4	no	—
410	C₂²	—	8	4	no	—
411	C₂²	—	8	4	no	—
412	C₂²	C₁₉×#394	1	2	yes	—
413	C₂²	C₁₉×#394	1	2	yes	—
414	C₂²	C₂×C₁₉×#121	1	1	yes	characteristic
415	C₂²	C₂×C₁₉×#123	1	2	yes	—
416	C₄	—	4	4	no	—
417	C₄	—	4	4	no	—
418	C₄	C₁₉×#394	1	2	yes	—
419	C₄	C₁₉×#394	1	2	yes	—
420	C₄	C₂×C₁₉×#120	1	1	yes	characteristic
421	C₄	C₂×C₁₉×#121	1	2	yes	—
422	C₄	C₂×C₁₉×#124	1	1	yes	characteristic
423	C₂	—	2	2	no	—
424	C₂	—	2	2	no	—
425	C₂	—	2	2	no	—
426	C₂	—	8	4	no	—
427	C₂	C₂×C₁₉×#394	1	1	yes	characteristic
428	C₂	C₁₉×#3067	1	2	yes	—

	subgroup	G/H
center	C₂×C₄×C₁₉	#121
commutator, Frattini, cosocle	C₂²×C₄	C₂⁴×C₁₉
socle	C₂²×C₁₉	C₂×#121
prime radical	C₂²×C₁₉×#135	C₂
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₁₉ ◁ C₂³×C₄×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₂×C₁₉×#424	C₂	semidirect
3. C₁₉×#2896	C₂	semidirect
4. C₂×C₁₉×#413	C₂	semidirect
5. C₁₉×#2047	C₂	semidirect
6. C₁₉×#2046	C₂	semidirect
7. C₁₉×#2045	C₂	semidirect
8. C₂×C₁₉×#341	C₂	semidirect
146. #23520	C₁₉	direct (N × H)
191. C₂×#424	C₂×C₁₉	semidirect
192. #2896	C₂×C₁₉	semidirect
193. C₂×#413	C₂×C₁₉	semidirect
194. #2047	C₂×C₁₉	semidirect
195. #2046	C₂×C₁₉	semidirect
196. #2045	C₂×C₁₉	semidirect
197. C₂×#341	C₂×C₁₉	semidirect
296. C₁₉	#23520	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂²×C₁₉×#135	2
C₂×C₁₉×#424	2
C₁₉×#2896	2
C₂×C₁₉×#413	2
C₁₉×#2047	2
C₁₉×#2046	2
C₁₉×#2045	2
C₂×C₁₉×#341	2
#23520	19

Subgroups — C19×#23520 #18029479

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#23520 #18029479