Subgroups — C₁₉×#19421 #18025380

Order 4864.

684 conjugacy classes of subgroups.

The subgroup lattice has 404 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₁₉×#3206	C₂	1	1	yes	maximal, characteristic, complemented
2	C₂×C₁₉×#474	C₂	1	1	yes	maximal, characteristic, complemented
3	C₁₉×#3036	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#2975	C₂	1	1	yes	maximal, characteristic, complemented
5	C₁₉×#1699	C₂	1	4	yes	maximal, complemented
6	C₁₉×#1685	C₂	1	4	yes	maximal, complemented
7	C₁₉×#1571	C₂	1	1	yes	maximal, characteristic, complemented
8	C₁₉×#1549	C₂	1	1	yes	maximal, characteristic, complemented
9	C₁₉×#1540	C₂	1	1	yes	maximal, characteristic, complemented
10	C₂×C₁₉×AGL(1,ℤ/8)	—	2	1	no	—
11	C₁₉×#532	C₂²	1	1	yes	characteristic
12	C₂×C₁₉×C₄⋊Q₈	C₂²	1	1	yes	characteristic
13	C₂×C₄×D₄×C₁₉	C₂²	1	1	yes	characteristic
14	C₁₉×#492	C₂²	1	2	yes	complemented
15	C₁₉×#487	C₂²	1	2	yes	complemented
16	C₁₉×#474	—	2	2	no	—
17	C₁₉×#474	C₂²	1	4	yes	—
18	C₁₉×#463	—	2	2	no	—
19	C₁₉×#461	—	2	2	no	—
20	C₁₉×#461	C₂²	1	2	yes	—
21	C₁₉×#459	C₂²	1	2	yes	—
22	C₁₉×#448	—	2	2	no	—
23	C₁₉×#436	—	2	2	no	—
24	C₁₉×#436	C₂²	1	4	yes	—
25	C₁₉×#431	C₂²	1	1	yes	characteristic
26	C₁₉×#431	C₂²	1	1	yes	characteristic
27	C₂×C₁₉×#107	—	2	1	no	—
28	C₁₉×#423	C₂²	1	1	yes	characteristic
29	C₂×C₁₉×C₄⋊C₈	C₂²	1	1	yes	characteristic
30	C₁₉×#417	—	2	1	no	—
31	C₂×C₁₉×#102	—	2	1	no	—
32	C₁₉×#407	—	2	2	no	—
33	C₁₉×#335	C₂²	1	4	yes	complemented
34	C₁₉×#332	C₂²	1	4	yes	complemented
35	C₁₉×#332	C₂²	1	2	yes	complemented
36	C₁₉×#331	C₂²	1	2	yes	complemented
37	C₂×#41×C₁₉	—	2	1	no	—
38	C₂²×Q₈×C₁₉	—	2	1	no	—
39	C₂²×D₄×C₁₉	D₄	1	1	yes	characteristic
40	C₂³×C₄×C₁₉	—	2	1	no	—
41	C₁₉×AGL(1,ℤ/8)	—	4	4	no	—
42	C₂×SD₁₆×C₁₉	—	2	2	no	—
43	C₂×SD₁₆×C₁₉	—	2	4	no	—
44	C₂×D₈×C₁₉	—	2	2	no	—
45	C₂×M₁₆×C₁₉	—	2	1	no	—
46	C₂×M₁₆×C₁₉	—	2	4	no	—
47	C₂²×C₈×C₁₉	—	2	1	no	—
48	C₁₉×C₄⋊Q₈	—	2	1	no	—
49	C₁₉×C₄⋊Q₈	—	2	1	no	—
50	C₁₉×C₄⋊Q₈	—	2	1	no	—
51	C₁₉×C₄⋊Q₈	C₂³	1	1	yes	characteristic
52	C₁₉×C₄⋊Q₈	C₂³	1	2	yes	—
53	C₁₉×#127	C₂³	1	1	yes	characteristic
54	C₁₉×#124	—	2	1	no	—
55	C₁₉×#121	—	2	1	no	—
56	C₁₉×#121	—	2	1	no	—
57	C₄×D₄×C₁₉	—	2	1	no	—
58	C₄×D₄×C₁₉	—	2	1	no	—
59	C₄×D₄×C₁₉	—	2	1	no	—
60	C₄×D₄×C₁₉	—	2	1	no	—
61	C₄×D₄×C₁₉	D₄	1	2	yes	—
62	C₄×D₄×C₁₉	C₂³	1	2	yes	—
63	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
64	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
65	C₂×C₄⋊C₄×C₁₉	D₄	1	1	yes	characteristic
66	C₂×C₂²⋊C₄×C₁₉	—	2	1	no	—
67	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
68	C₁₉×#107	—	2	4	no	—
69	C₁₉×C₄⋊C₈	—	2	1	no	—
70	C₁₉×C₄⋊C₈	—	2	1	no	—
71	C₁₉×C₄⋊C₈	D₄	1	2	yes	—
72	C₁₉×C₄⋊C₈	C₂³	1	2	yes	—
73	C₁₉×C₄⋊C₈	C₂³	1	2	yes	—
74	C₁₉×C₄⋊C₈	C₂³	1	2	yes	—
75	C₁₉×#103	—	2	4	no	—
76	C₁₉×#103	—	2	2	no	—
77	C₁₉×#102	—	2	4	no	—
78	C₁₉×#102	—	2	2	no	—
79	C₁₉×C₂²⋊C₈	—	2	1	no	—
80	C₁₉×C₂²⋊C₈	—	2	4	no	—
81	C₁₉×C₂²⋊C₈	D₄	1	2	yes	—
82	C₄×C₈×C₁₉	—	2	1	no	—
83	C₄×C₈×C₁₉	C₂³	1	2	yes	—
84	C₂⁴×C₁₉	—	2	1	no	—
85	#41×C₁₉	—	4	2	no	—
86	#41×C₁₉	—	4	2	no	—
87	C₂×Q₈×C₁₉	—	2	1	no	—
88	C₂×Q₈×C₁₉	—	2	2	no	—
89	C₂×Q₈×C₁₉	—	4	1	no	—
90	C₂×Q₈×C₁₉	—	8	2	no	—
91	C₂×D₄×C₁₉	—	2	1	no	—
92	C₂×D₄×C₁₉	—	2	2	no	—
93	C₂×D₄×C₁₉	—	2	2	no	—
94	C₂×D₄×C₁₉	—	2	1	no	—
95	C₂×D₄×C₁₉	—	2	1	no	—
96	C₂×D₄×C₁₉	—	2	1	no	—
97	C₂×D₄×C₁₉	—	4	1	no	—
98	C₂×D₄×C₁₉	C₂×D₄	1	2	yes	—
99	C₂²×C₄×C₁₉	—	2	1	no	—
100	C₂²×C₄×C₁₉	—	2	2	no	—
101	C₂²×C₄×C₁₉	—	2	2	no	—
102	C₂²×C₄×C₁₉	—	4	1	no	—
103	C₂²×C₄×C₁₉	—	4	1	no	—
104	C₂²×C₄×C₁₉	—	8	2	no	—
105	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
106	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
107	C₂²×C₄×C₁₉	#41	1	1	yes	characteristic
108	SD₁₆×C₁₉	—	4	4	no	—
109	SD₁₆×C₁₉	—	8	4	no	—
110	D₈×C₁₉	—	4	4	no	—
111	M₁₆×C₁₉	—	4	2	no	—
112	M₁₆×C₁₉	—	8	4	no	—
113	C₂×C₈×C₁₉	—	2	2	no	—
114	C₂×C₈×C₁₉	—	2	2	no	—
115	C₂×C₈×C₁₉	—	2	2	no	—
116	C₂×C₈×C₁₉	—	4	2	no	—
117	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
118	C₄⋊C₄×C₁₉	—	2	1	no	—
119	C₄⋊C₄×C₁₉	—	2	2	no	—
120	C₄⋊C₄×C₁₉	—	2	1	no	—
121	C₄⋊C₄×C₁₉	—	2	2	no	—
122	C₄⋊C₄×C₁₉	—	2	1	no	—
123	C₄⋊C₄×C₁₉	—	4	1	no	—
124	C₄⋊C₄×C₁₉	—	4	1	no	—
125	C₄⋊C₄×C₁₉	C₂×D₄	1	2	yes	—
126	C₂²⋊C₄×C₁₉	—	2	2	no	—
127	C₂²⋊C₄×C₁₉	—	2	2	no	—
128	C₂²⋊C₄×C₁₉	—	4	1	no	—
129	C₂²⋊C₄×C₁₉	—	4	1	no	—
130	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
131	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
132	C₄²×C₁₉	#41	1	1	yes	characteristic
133	C₄²×C₁₉	C₂⁴	1	1	yes	characteristic
134	#19421	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
135	C₂³×C₁₉	—	2	2	no	—
136	C₂³×C₁₉	—	4	2	no	—
137	C₂³×C₁₉	—	4	1	no	—
138	C₂³×C₁₉	—	8	1	no	—
139	C₂³×C₁₉	—	8	1	no	—
140	C₂³×C₁₉	#121	1	1	yes	characteristic
141	Q₈×C₁₉	—	4	1	no	—
142	Q₈×C₁₉	—	4	1	no	—
143	Q₈×C₁₉	—	4	4	no	—
144	Q₈×C₁₉	—	8	2	no	—
145	D₄×C₁₉	—	2	2	no	—
146	D₄×C₁₉	—	2	2	no	—
147	D₄×C₁₉	—	4	1	no	—
148	D₄×C₁₉	—	4	1	no	—
149	D₄×C₁₉	—	4	2	no	—
150	D₄×C₁₉	—	4	2	no	—
151	D₄×C₁₉	—	8	1	no	—
152	D₄×C₁₉	—	8	2	no	—
153	C₂×C₄×C₁₉	—	2	2	no	—
154	C₂×C₄×C₁₉	—	2	2	no	—
155	C₂×C₄×C₁₉	—	4	1	no	—
156	C₂×C₄×C₁₉	—	4	4	no	—
157	C₂×C₄×C₁₉	—	4	1	no	—
158	C₂×C₄×C₁₉	—	4	2	no	—
159	C₂×C₄×C₁₉	—	8	2	no	—
160	C₂×C₄×C₁₉	—	8	1	no	—
161	C₂×C₄×C₁₉	—	8	2	no	—
162	C₂×C₄×C₁₉	—	8	2	no	—
163	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
164	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
165	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
166	C₂×C₄×C₁₉	AGL(1,ℤ/8)	1	2	yes	—
167	C₂×C₄×C₁₉	#137	1	2	yes	—
168	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
169	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
170	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
171	C₈×C₁₉	—	2	4	no	—
172	C₈×C₁₉	—	4	2	no	—
173	C₈×C₁₉	—	4	2	no	—
174	C₈×C₁₉	—	4	2	no	—
175	#3206	C₂×C₁₉	1	1	yes	characteristic, complemented
176	C₂×#474	C₂×C₁₉	1	1	yes	characteristic, complemented
177	#3036	C₂×C₁₉	1	1	yes	characteristic
178	#2975	C₂×C₁₉	1	1	yes	characteristic, complemented
179	#1699	C₂×C₁₉	1	4	yes	complemented
180	#1685	C₂×C₁₉	1	4	yes	complemented
181	#1571	C₂×C₁₉	1	1	yes	characteristic, complemented
182	#1549	C₂×C₁₉	1	1	yes	characteristic, complemented
183	#1540	C₂×C₁₉	1	1	yes	characteristic, complemented
184	C₂²×C₁₉	—	2	1	no	—
185	C₂²×C₁₉	—	2	1	no	—
186	C₂²×C₁₉	—	4	2	no	—
187	C₂²×C₁₉	—	4	2	no	—
188	C₂²×C₁₉	—	4	2	no	—
189	C₂²×C₁₉	—	8	4	no	—
190	C₂²×C₁₉	—	8	1	no	—
191	C₂²×C₁₉	—	8	1	no	—
192	C₂²×C₁₉	—	8	1	no	—
193	C₂²×C₁₉	#468	1	2	yes	—
194	C₂²×C₁₉	C₂×#121	1	1	yes	characteristic
195	C₄×C₁₉	—	2	1	no	—
196	C₄×C₁₉	—	2	1	no	—
197	C₄×C₁₉	—	2	1	no	—
198	C₄×C₁₉	—	4	2	no	—
199	C₄×C₁₉	—	8	2	no	—
200	C₄×C₁₉	—	8	1	no	—
201	C₄×C₁₉	#468	1	2	yes	—
202	C₄×C₁₉	C₂×AGL(1,ℤ/8)	1	1	yes	characteristic
203	C₄×C₁₉	C₂×#137	1	1	yes	characteristic
204	C₄×C₁₉	#576	1	2	yes	—
205	C₂×AGL(1,ℤ/8)	—	2	1	no	—
206	#532	C₂²×C₁₉	1	1	yes	characteristic
207	C₂×C₄⋊Q₈	C₂²×C₁₉	1	1	yes	characteristic
208	C₂×C₄×D₄	C₂²×C₁₉	1	1	yes	characteristic
209	#492	C₂²×C₁₉	1	2	yes	complemented
210	#487	C₂²×C₁₉	1	2	yes	complemented
211	#474	—	2	2	no	—
212	#474	C₂²×C₁₉	1	4	yes	—
213	#463	—	2	2	no	—
214	#461	—	2	2	no	—
215	#461	C₂²×C₁₉	1	2	yes	—
216	#459	C₂²×C₁₉	1	2	yes	—
217	#448	—	2	2	no	—
218	#436	—	2	2	no	—
219	#436	C₂²×C₁₉	1	4	yes	—
220	#431	C₂²×C₁₉	1	1	yes	characteristic
221	#431	C₂²×C₁₉	1	1	yes	characteristic
222	C₂×#107	—	2	1	no	—
223	#423	C₂²×C₁₉	1	1	yes	characteristic
224	C₂×C₄⋊C₈	C₂²×C₁₉	1	1	yes	characteristic
225	#417	—	2	1	no	—
226	C₂×#102	—	2	1	no	—
227	#407	—	2	2	no	—
228	#335	C₂²×C₁₉	1	4	yes	complemented
229	#332	C₂²×C₁₉	1	2	yes	complemented
230	#332	C₂²×C₁₉	1	4	yes	complemented
231	#331	C₂²×C₁₉	1	2	yes	complemented
232	C₂×C₁₉	—	2	2	no	—
233	C₂×C₁₉	—	8	2	no	—
234	C₂×C₁₉	—	16	1	no	—
235	C₂×C₁₉	#3041	1	1	yes	characteristic
236	C₂×C₁₉	C₂×#468	1	1	yes	characteristic
237	C₂×C₁₉	#3069	1	1	yes	characteristic
238	C₂×#41	—	2	1	no	—
239	C₂²×Q₈	—	2	1	no	—
240	C₂²×D₄	D₄×C₁₉	1	1	yes	characteristic
241	C₂³×C₄	—	2	1	no	—
242	AGL(1,ℤ/8)	—	4	4	no	—
243	C₂×SD₁₆	—	2	2	no	—
244	C₂×SD₁₆	—	2	4	no	—
245	C₂×D₈	—	2	2	no	—
246	C₂×M₁₆	—	2	1	no	—
247	C₂×M₁₆	—	2	4	no	—
248	C₂²×C₈	—	2	1	no	—
249	C₄⋊Q₈	—	2	1	no	—
250	C₄⋊Q₈	—	2	1	no	—
251	C₄⋊Q₈	—	2	1	no	—
252	C₄⋊Q₈	C₂³×C₁₉	1	2	yes	—
253	C₄⋊Q₈	C₂³×C₁₉	1	1	yes	characteristic
254	#127	C₂³×C₁₉	1	1	yes	characteristic
255	#124	—	2	1	no	—
256	#121	—	2	1	no	—
257	#121	—	2	1	no	—
258	C₄×D₄	—	2	1	no	—
259	C₄×D₄	—	2	1	no	—
260	C₄×D₄	—	2	1	no	—
261	C₄×D₄	—	2	1	no	—
262	C₄×D₄	D₄×C₁₉	1	2	yes	—
263	C₄×D₄	C₂³×C₁₉	1	2	yes	—
264	C₂×C₄⋊C₄	—	2	1	no	—
265	C₂×C₄⋊C₄	—	2	1	no	—
266	C₂×C₄⋊C₄	D₄×C₁₉	1	1	yes	characteristic
267	C₂×C₂²⋊C₄	—	2	1	no	—
268	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
269	#107	—	2	4	no	—
270	C₄⋊C₈	—	2	1	no	—
271	C₄⋊C₈	—	2	1	no	—
272	C₄⋊C₈	D₄×C₁₉	1	2	yes	—
273	C₄⋊C₈	C₂³×C₁₉	1	2	yes	—
274	C₄⋊C₈	C₂³×C₁₉	1	2	yes	—
275	C₄⋊C₈	C₂³×C₁₉	1	2	yes	—
276	#103	—	2	4	no	—
277	#103	—	2	2	no	—
278	#102	—	2	4	no	—
279	#102	—	2	2	no	—
280	C₂²⋊C₈	—	2	1	no	—
281	C₂²⋊C₈	—	2	4	no	—
282	C₂²⋊C₈	D₄×C₁₉	1	2	yes	—
283	C₄×C₈	—	2	1	no	—
284	C₄×C₈	C₂³×C₁₉	1	2	yes	—
285	C₁₉	#19421	1	1	yes	characteristic, direct product factor, Sylow
286	C₂⁴	—	2	1	no	—
287	#41	—	4	2	no	—
288	#41	—	4	2	no	—
289	C₂×Q₈	—	2	1	no	—
290	C₂×Q₈	—	2	2	no	—
291	C₂×Q₈	—	4	1	no	—
292	C₂×Q₈	—	8	2	no	—
293	C₂×D₄	—	2	1	no	—
294	C₂×D₄	—	2	2	no	—
295	C₂×D₄	—	2	2	no	—
296	C₂×D₄	—	2	1	no	—
297	C₂×D₄	—	2	1	no	—
298	C₂×D₄	—	2	1	no	—
299	C₂×D₄	—	4	1	no	—
300	C₂×D₄	C₂×D₄×C₁₉	1	2	yes	—
301	C₂²×C₄	—	2	1	no	—
302	C₂²×C₄	—	2	2	no	—
303	C₂²×C₄	—	2	2	no	—
304	C₂²×C₄	—	4	1	no	—
305	C₂²×C₄	—	4	1	no	—
306	C₂²×C₄	—	8	2	no	—
307	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
308	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
309	C₂²×C₄	#41×C₁₉	1	1	yes	characteristic
310	SD₁₆	—	4	4	no	—
311	SD₁₆	—	8	4	no	—
312	D₈	—	4	4	no	—
313	M₁₆	—	4	2	no	—
314	M₁₆	—	8	4	no	—
315	C₂×C₈	—	2	2	no	—
316	C₂×C₈	—	2	2	no	—
317	C₂×C₈	—	2	2	no	—
318	C₂×C₈	—	4	2	no	—
319	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
320	C₄⋊C₄	—	2	1	no	—
321	C₄⋊C₄	—	2	2	no	—
322	C₄⋊C₄	—	2	1	no	—
323	C₄⋊C₄	—	2	2	no	—
324	C₄⋊C₄	—	2	1	no	—
325	C₄⋊C₄	—	4	1	no	—
326	C₄⋊C₄	—	4	1	no	—
327	C₄⋊C₄	C₂×D₄×C₁₉	1	2	yes	—
328	C₂²⋊C₄	—	2	2	no	—
329	C₂²⋊C₄	—	2	2	no	—
330	C₂²⋊C₄	—	4	1	no	—
331	C₂²⋊C₄	—	4	1	no	—
332	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
333	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
334	C₄²	#41×C₁₉	1	1	yes	characteristic
335	C₄²	C₂⁴×C₁₉	1	1	yes	characteristic
336	C₂³	—	2	2	no	—
337	C₂³	—	4	2	no	—
338	C₂³	—	4	1	no	—
339	C₂³	—	8	1	no	—
340	C₂³	—	8	1	no	—
341	C₂³	C₁₉×#121	1	1	yes	characteristic
342	Q₈	—	4	1	no	—
343	Q₈	—	4	1	no	—
344	Q₈	—	4	4	no	—
345	Q₈	—	8	2	no	—
346	D₄	—	2	2	no	—
347	D₄	—	2	2	no	—
348	D₄	—	4	2	no	—
349	D₄	—	4	1	no	—
350	D₄	—	4	1	no	—
351	D₄	—	4	2	no	—
352	D₄	—	8	1	no	—
353	D₄	—	8	2	no	—
354	C₂×C₄	—	2	2	no	—
355	C₂×C₄	—	2	2	no	—
356	C₂×C₄	—	4	1	no	—
357	C₂×C₄	—	4	4	no	—
358	C₂×C₄	—	4	1	no	—
359	C₂×C₄	—	4	2	no	—
360	C₂×C₄	—	8	2	no	—
361	C₂×C₄	—	8	1	no	—
362	C₂×C₄	—	8	2	no	—
363	C₂×C₄	—	8	2	no	—
364	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
365	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
366	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
367	C₂×C₄	C₁₉×AGL(1,ℤ/8)	1	2	yes	—
368	C₂×C₄	C₁₉×#137	1	2	yes	—
369	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
370	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
371	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
372	C₈	—	2	4	no	—
373	C₈	—	4	2	no	—
374	C₈	—	4	2	no	—
375	C₈	—	4	2	no	—
376	C₂²	—	2	1	no	—
377	C₂²	—	2	1	no	—
378	C₂²	—	4	2	no	—
379	C₂²	—	4	2	no	—
380	C₂²	—	4	2	no	—
381	C₂²	—	8	4	no	—
382	C₂²	—	8	1	no	—
383	C₂²	—	8	1	no	—
384	C₂²	—	8	1	no	—
385	C₂²	C₁₉×#468	1	2	yes	—
386	C₂²	C₂×C₁₉×#121	1	1	yes	characteristic
387	C₄	—	2	1	no	—
388	C₄	—	2	1	no	—
389	C₄	—	2	1	no	—
390	C₄	—	4	2	no	—
391	C₄	—	8	2	no	—
392	C₄	—	8	1	no	—
393	C₄	C₁₉×#468	1	2	yes	—
394	C₄	C₂×C₁₉×AGL(1,ℤ/8)	1	1	yes	characteristic
395	C₄	C₂×C₁₉×#137	1	1	yes	characteristic
396	C₄	C₁₉×#576	1	2	yes	—
397	C₂	—	2	2	no	—
398	C₂	—	8	2	no	—
399	C₂	—	16	1	no	—
400	C₂	C₁₉×#3041	1	1	yes	characteristic
401	C₂	C₂×C₁₉×#468	1	1	yes	characteristic
402	C₂	C₁₉×#3069	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²×C₁₉	C₂×#121
commutator, Frattini, cosocle	C₄²	C₂⁴×C₁₉
prime radical	C₁₉×#3036	C₂
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂²×C₁₉ ◁ C₂×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
1. C₁₉×#3206	C₂	semidirect
2. C₂×C₁₉×#474	C₂	semidirect
4. C₁₉×#2975	C₂	semidirect
5. C₁₉×#1699	C₂	semidirect
6. C₁₉×#1685	C₂	semidirect
7. C₁₉×#1571	C₂	semidirect
8. C₁₉×#1549	C₂	semidirect
9. C₁₉×#1540	C₂	semidirect
14. C₁₉×#492	C₂²	semidirect
15. C₁₉×#487	C₂²	semidirect
33. C₁₉×#335	C₂²	semidirect
34. C₁₉×#332	C₂²	semidirect
35. C₁₉×#332	C₂²	semidirect
36. C₁₉×#331	C₂²	semidirect
134. #19421	C₁₉	direct (N × H)
175. #3206	C₂×C₁₉	semidirect
176. C₂×#474	C₂×C₁₉	semidirect
178. #2975	C₂×C₁₉	semidirect
179. #1699	C₂×C₁₉	semidirect
180. #1685	C₂×C₁₉	semidirect
181. #1571	C₂×C₁₉	semidirect
182. #1549	C₂×C₁₉	semidirect
183. #1540	C₂×C₁₉	semidirect
209. #492	C₂²×C₁₉	semidirect
210. #487	C₂²×C₁₉	semidirect
228. #335	C₂²×C₁₉	semidirect
229. #332	C₂²×C₁₉	semidirect
230. #332	C₂²×C₁₉	semidirect
231. #331	C₂²×C₁₉	semidirect
285. C₁₉	#19421	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×#3206	2
C₂×C₁₉×#474	2
C₁₉×#3036	2
C₁₉×#2975	2
C₁₉×#1699	2
C₁₉×#1685	2
C₁₉×#1571	2
C₁₉×#1549	2
C₁₉×#1540	2
#19421	19

Subgroups — C19×#19421 #18025380

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#19421 #18025380