Subgroups — C₁₉×#19640 #18025599

Order 4864.

742 conjugacy classes of subgroups.

The subgroup lattice has 440 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₁₉×#3227	C₂	1	1	yes	maximal, characteristic, complemented
2	C₁₉×#3206	C₂	1	1	yes	maximal, characteristic, complemented
3	C₁₉×#3169	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#3141	C₂	1	1	yes	maximal, characteristic, complemented
5	C₁₉×#3141	C₂	1	1	yes	maximal, characteristic, complemented
6	C₂×C₁₉×#487	C₂	1	1	yes	maximal, characteristic, complemented
7	C₁₉×#1718	C₂	1	2	yes	maximal, complemented
8	C₁₉×#1717	C₂	1	2	yes	maximal, complemented
9	C₁₉×#1711	C₂	1	2	yes	maximal, complemented
10	C₁₉×#1708	C₂	1	2	yes	maximal, complemented
11	C₈×M₁₆×C₁₉	C₂	1	1	yes	maximal, characteristic, complemented
12	C₁₉×#532	C₂²	1	1	yes	characteristic
13	C₁₉×#532	C₂²	1	1	yes	characteristic
14	C₂×C₁₉×C₄⋊Q₈	C₂²	1	1	yes	characteristic
15	C₂×C₁₉×C₄⋊Q₈	C₂²	1	1	yes	characteristic
16	C₁₉×#500	C₂²	1	1	yes	characteristic
17	C₁₉×#498	C₂²	1	2	yes	—
18	C₁₉×#493	C₂²	1	1	yes	characteristic
19	C₁₉×#492	C₂²	1	2	yes	—
20	C₁₉×#489	—	2	2	no	—
21	C₁₉×#489	—	2	2	no	—
22	C₁₉×#487	—	2	2	no	—
23	C₁₉×#487	C₂²	1	2	yes	—
24	C₁₉×#487	C₂²	1	2	yes	—
25	C₁₉×#487	C₂²	1	2	yes	—
26	C₁₉×#487	C₂²	1	2	yes	—
27	C₁₉×#487	C₂²	1	2	yes	—
28	C₁₉×#486	C₂²	1	1	yes	characteristic
29	C₁₉×#486	C₂²	1	1	yes	characteristic
30	C₁₉×#486	C₂²	1	2	yes	—
31	C₁₉×#486	C₂²	1	2	yes	—
32	C₁₉×#486	C₂²	1	2	yes	—
33	C₁₉×#481	—	2	2	no	—
34	C₁₉×#476	—	2	2	no	—
35	C₁₉×#466	—	2	2	no	—
36	C₁₉×#461	—	2	2	no	—
37	C₁₉×#448	—	2	2	no	—
38	C₄×D₈×C₁₉	—	2	2	no	—
39	C₁₉×#431	C₂²	1	1	yes	characteristic
40	C₁₉×#417	—	2	2	no	—
41	C₁₉×#417	—	2	2	no	—
42	C₂×C₁₉×#103	—	2	2	no	—
43	C₄×M₁₆×C₁₉	C₂²	1	1	yes	characteristic
44	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
45	C₁₉×#322	C₂²	1	2	yes	—
46	C₈²×C₁₉	C₂²	1	2	yes	—
47	C₂×#41×C₁₉	—	2	1	no	—
48	C₂×#41×C₁₉	—	2	1	no	—
49	C₂²×Q₈×C₁₉	—	2	1	no	—
50	C₂²×Q₈×C₁₉	—	2	1	no	—
51	C₂×SD₁₆×C₁₉	—	2	4	no	—
52	C₂×D₈×C₁₉	—	2	2	no	—
53	C₂×M₁₆×C₁₉	D₄	1	2	yes	—
54	C₂²×C₈×C₁₉	D₄	1	2	yes	—
55	C₁₉×C₄⋊Q₈	—	2	1	no	—
56	C₁₉×C₄⋊Q₈	—	2	1	no	—
57	C₁₉×C₄⋊Q₈	—	2	1	no	—
58	C₁₉×C₄⋊Q₈	—	2	1	no	—
59	C₁₉×C₄⋊Q₈	—	2	1	no	—
60	C₁₉×C₄⋊Q₈	—	2	1	no	—
61	C₁₉×C₄⋊Q₈	C₂³	1	2	yes	—
62	C₁₉×C₄⋊Q₈	C₂³	1	2	yes	—
63	C₁₉×C₄⋊Q₈	C₂³	1	1	yes	characteristic
64	C₁₉×C₄⋊Q₈	C₂³	1	1	yes	characteristic
65	C₁₉×#127	C₂³	1	1	yes	characteristic
66	C₁₉×#127	C₂³	1	1	yes	characteristic
67	C₁₉×#124	—	2	1	no	—
68	C₁₉×#124	—	2	1	no	—
69	C₁₉×#121	—	2	1	no	—
70	C₁₉×#121	—	2	1	no	—
71	C₁₉×#121	—	2	1	no	—
72	C₁₉×#121	—	2	1	no	—
73	C₄×D₄×C₁₉	—	2	1	no	—
74	C₄×D₄×C₁₉	—	2	1	no	—
75	C₄×D₄×C₁₉	—	2	1	no	—
76	C₄×D₄×C₁₉	—	2	1	no	—
77	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
78	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
79	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
80	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
81	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
82	C₁₉×#107	—	2	2	no	—
83	C₁₉×#106	—	2	4	no	—
84	C₁₉×C₄⋊C₈	D₄	1	2	yes	—
85	C₁₉×#103	—	2	4	no	—
86	C₁₉×#103	—	2	4	no	—
87	C₁₉×#103	—	2	4	no	—
88	C₁₉×#103	—	2	4	no	—
89	C₁₉×#103	—	2	4	no	—
90	C₁₉×#102	—	2	4	no	—
91	C₁₉×#102	—	2	4	no	—
92	C₁₉×#102	—	2	2	no	—
93	C₁₉×#102	—	2	2	no	—
94	C₁₉×#102	—	2	4	no	—
95	C₁₉×C₂²⋊C₈	D₄	1	2	yes	—
96	C₁₉×#97	D₄	1	2	yes	—
97	C₄×C₈×C₁₉	D₄	1	2	yes	—
98	C₄×C₈×C₁₉	C₂³	1	1	yes	characteristic
99	C₄×C₈×C₁₉	C₂³	1	1	yes	characteristic
100	C₄×C₈×C₁₉	C₂³	1	2	yes	—
101	C₄×C₈×C₁₉	C₂³	1	2	yes	—
102	#41×C₁₉	—	4	4	no	—
103	#41×C₁₉	—	4	4	no	—
104	C₂×Q₈×C₁₉	—	2	1	no	—
105	C₂×Q₈×C₁₉	—	2	1	no	—
106	C₂×Q₈×C₁₉	—	2	2	no	—
107	C₂×Q₈×C₁₉	—	2	2	no	—
108	C₂×Q₈×C₁₉	—	4	4	no	—
109	C₂×Q₈×C₁₉	—	4	1	no	—
110	C₂×Q₈×C₁₉	—	4	1	no	—
111	C₂×Q₈×C₁₉	—	8	2	no	—
112	C₂×D₄×C₁₉	—	2	1	no	—
113	C₂×D₄×C₁₉	—	2	1	no	—
114	C₂×D₄×C₁₉	—	2	1	no	—
115	C₂×D₄×C₁₉	—	2	1	no	—
116	C₂×D₄×C₁₉	—	2	1	no	—
117	C₂×D₄×C₁₉	—	2	1	no	—
118	C₂×D₄×C₁₉	—	4	1	no	—
119	C₂×D₄×C₁₉	—	4	1	no	—
120	C₂²×C₄×C₁₉	—	4	1	no	—
121	C₂²×C₄×C₁₉	—	4	1	no	—
122	C₂²×C₄×C₁₉	—	4	1	no	—
123	C₂²×C₄×C₁₉	—	4	1	no	—
124	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
125	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
126	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
127	SD₁₆×C₁₉	—	8	4	no	—
128	D₈×C₁₉	—	4	4	no	—
129	M₁₆×C₁₉	—	2	4	no	—
130	C₂×C₈×C₁₉	—	4	2	no	—
131	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
132	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
133	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
134	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
135	C₄⋊C₄×C₁₉	—	2	2	no	—
136	C₄⋊C₄×C₁₉	—	2	2	no	—
137	C₄⋊C₄×C₁₉	—	2	2	no	—
138	C₄⋊C₄×C₁₉	—	2	2	no	—
139	C₄⋊C₄×C₁₉	—	2	1	no	—
140	C₄⋊C₄×C₁₉	—	2	1	no	—
141	C₄⋊C₄×C₁₉	—	2	1	no	—
142	C₄⋊C₄×C₁₉	—	2	1	no	—
143	C₄⋊C₄×C₁₉	—	4	1	no	—
144	C₄⋊C₄×C₁₉	—	4	1	no	—
145	C₄⋊C₄×C₁₉	—	4	1	no	—
146	C₄⋊C₄×C₁₉	—	4	1	no	—
147	C₂²⋊C₄×C₁₉	—	4	1	no	—
148	C₂²⋊C₄×C₁₉	—	4	1	no	—
149	C₂²⋊C₄×C₁₉	—	4	1	no	—
150	C₂²⋊C₄×C₁₉	—	4	1	no	—
151	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
152	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
153	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
154	C₄²×C₁₉	C₂⁴	1	1	yes	characteristic
155	#19640	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
156	C₂³×C₁₉	—	4	1	no	—
157	C₂³×C₁₉	—	4	1	no	—
158	C₂³×C₁₉	#127	1	1	yes	characteristic
159	Q₈×C₁₉	—	4	2	no	—
160	Q₈×C₁₉	—	4	2	no	—
161	Q₈×C₁₉	—	4	4	no	—
162	Q₈×C₁₉	—	4	4	no	—
163	Q₈×C₁₉	—	8	2	no	—
164	Q₈×C₁₉	—	8	2	no	—
165	D₄×C₁₉	—	4	2	no	—
166	D₄×C₁₉	—	4	2	no	—
167	D₄×C₁₉	—	4	2	no	—
168	D₄×C₁₉	—	4	2	no	—
169	D₄×C₁₉	—	4	2	no	—
170	D₄×C₁₉	—	4	2	no	—
171	D₄×C₁₉	—	8	2	no	—
172	D₄×C₁₉	—	8	2	no	—
173	C₂×C₄×C₁₉	—	2	2	no	—
174	C₂×C₄×C₁₉	—	2	2	no	—
175	C₂×C₄×C₁₉	—	4	1	no	—
176	C₂×C₄×C₁₉	—	4	1	no	—
177	C₂×C₄×C₁₉	—	4	2	no	—
178	C₂×C₄×C₁₉	—	4	2	no	—
179	C₂×C₄×C₁₉	—	8	2	no	—
180	C₂×C₄×C₁₉	—	8	2	no	—
181	C₂×C₄×C₁₉	—	8	2	no	—
182	C₂×C₄×C₁₉	—	8	2	no	—
183	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
184	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
185	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
186	C₂×C₄×C₁₉	#135	1	4	yes	—
187	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
188	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
189	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
190	C₈×C₁₉	—	2	4	no	—
191	C₈×C₁₉	—	2	2	no	—
192	C₈×C₁₉	—	2	2	no	—
193	C₈×C₁₉	—	2	4	no	—
194	#3227	C₂×C₁₉	1	1	yes	characteristic, complemented
195	#3206	C₂×C₁₉	1	1	yes	characteristic, complemented
196	#3169	C₂×C₁₉	1	1	yes	characteristic
197	#3141	C₂×C₁₉	1	1	yes	characteristic, complemented
198	#3141	C₂×C₁₉	1	1	yes	characteristic, complemented
199	C₂×#487	C₂×C₁₉	1	1	yes	characteristic, complemented
200	#1718	C₂×C₁₉	1	2	yes	complemented
201	#1717	C₂×C₁₉	1	2	yes	complemented
202	#1711	C₂×C₁₉	1	2	yes	complemented
203	#1708	C₂×C₁₉	1	2	yes	complemented
204	C₈×M₁₆	C₂×C₁₉	1	1	yes	characteristic, complemented
205	C₂²×C₁₉	—	2	1	no	—
206	C₂²×C₁₉	—	2	1	no	—
207	C₂²×C₁₉	—	8	1	no	—
208	C₂²×C₁₉	—	8	1	no	—
209	C₂²×C₁₉	—	8	1	no	—
210	C₂²×C₁₉	—	8	1	no	—
211	C₂²×C₁₉	—	8	1	no	—
212	C₂²×C₁₉	—	8	1	no	—
213	C₂²×C₁₉	#495	1	2	yes	—
214	C₂²×C₁₉	C₂×#127	1	1	yes	characteristic
215	C₄×C₁₉	—	2	1	no	—
216	C₄×C₁₉	—	2	1	no	—
217	C₄×C₁₉	—	8	1	no	—
218	C₄×C₁₉	—	8	1	no	—
219	C₄×C₁₉	—	8	2	no	—
220	C₄×C₁₉	—	8	2	no	—
221	C₄×C₁₉	#495	1	2	yes	—
222	C₄×C₁₉	C₂×#135	1	2	yes	—
223	C₄×C₁₉	#575	1	2	yes	—
224	C₄×C₁₉	#577	1	2	yes	—
225	#532	C₂²×C₁₉	1	1	yes	characteristic
226	#532	C₂²×C₁₉	1	1	yes	characteristic
227	C₂×C₄⋊Q₈	C₂²×C₁₉	1	1	yes	characteristic
228	C₂×C₄⋊Q₈	C₂²×C₁₉	1	1	yes	characteristic
229	#500	C₂²×C₁₉	1	1	yes	characteristic
230	#498	C₂²×C₁₉	1	2	yes	—
231	#493	C₂²×C₁₉	1	1	yes	characteristic
232	#492	C₂²×C₁₉	1	2	yes	—
233	#489	—	2	2	no	—
234	#489	—	2	2	no	—
235	#487	—	2	2	no	—
236	#487	C₂²×C₁₉	1	2	yes	—
237	#487	C₂²×C₁₉	1	2	yes	—
238	#487	C₂²×C₁₉	1	2	yes	—
239	#487	C₂²×C₁₉	1	2	yes	—
240	#487	C₂²×C₁₉	1	2	yes	—
241	#486	C₂²×C₁₉	1	2	yes	—
242	#486	C₂²×C₁₉	1	2	yes	—
243	#486	C₂²×C₁₉	1	1	yes	characteristic
244	#486	C₂²×C₁₉	1	1	yes	characteristic
245	#486	C₂²×C₁₉	1	2	yes	—
246	#481	—	2	2	no	—
247	#476	—	2	2	no	—
248	#466	—	2	2	no	—
249	#461	—	2	2	no	—
250	#448	—	2	2	no	—
251	C₄×D₈	—	2	2	no	—
252	#431	C₂²×C₁₉	1	1	yes	characteristic
253	#417	—	2	2	no	—
254	#417	—	2	2	no	—
255	C₂×#103	—	2	2	no	—
256	C₄×M₁₆	C₂²×C₁₉	1	1	yes	characteristic
257	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
258	#322	C₂²×C₁₉	1	2	yes	—
259	C₈²	C₂²×C₁₉	1	2	yes	—
260	C₂×C₁₉	—	2	2	no	—
261	C₂×C₁₉	—	16	1	no	—
262	C₂×C₁₉	—	16	1	no	—
263	C₂×C₁₉	C₂×#495	1	1	yes	characteristic
264	C₂×C₁₉	#3153	1	1	yes	characteristic
265	C₂×C₁₉	#3154	1	1	yes	characteristic
266	C₂×#41	—	2	1	no	—
267	C₂×#41	—	2	1	no	—
268	C₂²×Q₈	—	2	1	no	—
269	C₂²×Q₈	—	2	1	no	—
270	C₂×SD₁₆	—	2	4	no	—
271	C₂×D₈	—	2	2	no	—
272	C₂×M₁₆	D₄×C₁₉	1	2	yes	—
273	C₂²×C₈	D₄×C₁₉	1	2	yes	—
274	C₄⋊Q₈	—	2	1	no	—
275	C₄⋊Q₈	—	2	1	no	—
276	C₄⋊Q₈	—	2	1	no	—
277	C₄⋊Q₈	—	2	1	no	—
278	C₄⋊Q₈	—	2	1	no	—
279	C₄⋊Q₈	—	2	1	no	—
280	C₄⋊Q₈	C₂³×C₁₉	1	2	yes	—
281	C₄⋊Q₈	C₂³×C₁₉	1	2	yes	—
282	C₄⋊Q₈	C₂³×C₁₉	1	1	yes	characteristic
283	C₄⋊Q₈	C₂³×C₁₉	1	1	yes	characteristic
284	#127	C₂³×C₁₉	1	1	yes	characteristic
285	#127	C₂³×C₁₉	1	1	yes	characteristic
286	#124	—	2	1	no	—
287	#124	—	2	1	no	—
288	#121	—	2	1	no	—
289	#121	—	2	1	no	—
290	#121	—	2	1	no	—
291	#121	—	2	1	no	—
292	C₄×D₄	—	2	1	no	—
293	C₄×D₄	—	2	1	no	—
294	C₄×D₄	—	2	1	no	—
295	C₄×D₄	—	2	1	no	—
296	C₂×C₄⋊C₄	—	2	1	no	—
297	C₂×C₄⋊C₄	—	2	1	no	—
298	C₂×C₄⋊C₄	—	2	1	no	—
299	C₂×C₄⋊C₄	—	2	1	no	—
300	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
301	#107	—	2	2	no	—
302	#106	—	2	4	no	—
303	C₄⋊C₈	D₄×C₁₉	1	2	yes	—
304	#103	—	2	4	no	—
305	#103	—	2	4	no	—
306	#103	—	2	4	no	—
307	#103	—	2	4	no	—
308	#103	—	2	4	no	—
309	#102	—	2	4	no	—
310	#102	—	2	4	no	—
311	#102	—	2	2	no	—
312	#102	—	2	2	no	—
313	#102	—	2	4	no	—
314	C₂²⋊C₈	D₄×C₁₉	1	2	yes	—
315	#97	D₄×C₁₉	1	2	yes	—
316	C₄×C₈	D₄×C₁₉	1	2	yes	—
317	C₄×C₈	C₂³×C₁₉	1	1	yes	characteristic
318	C₄×C₈	C₂³×C₁₉	1	2	yes	—
319	C₄×C₈	C₂³×C₁₉	1	2	yes	—
320	C₄×C₈	C₂³×C₁₉	1	1	yes	characteristic
321	C₁₉	#19640	1	1	yes	characteristic, direct product factor, Sylow
322	#41	—	4	4	no	—
323	#41	—	4	4	no	—
324	C₂×Q₈	—	2	1	no	—
325	C₂×Q₈	—	2	1	no	—
326	C₂×Q₈	—	2	2	no	—
327	C₂×Q₈	—	2	2	no	—
328	C₂×Q₈	—	4	4	no	—
329	C₂×Q₈	—	4	1	no	—
330	C₂×Q₈	—	4	1	no	—
331	C₂×Q₈	—	8	2	no	—
332	C₂×D₄	—	2	1	no	—
333	C₂×D₄	—	2	1	no	—
334	C₂×D₄	—	2	1	no	—
335	C₂×D₄	—	2	1	no	—
336	C₂×D₄	—	2	1	no	—
337	C₂×D₄	—	2	1	no	—
338	C₂×D₄	—	4	1	no	—
339	C₂×D₄	—	4	1	no	—
340	C₂²×C₄	—	4	1	no	—
341	C₂²×C₄	—	4	1	no	—
342	C₂²×C₄	—	4	1	no	—
343	C₂²×C₄	—	4	1	no	—
344	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
345	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
346	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
347	SD₁₆	—	8	4	no	—
348	D₈	—	4	4	no	—
349	M₁₆	—	2	4	no	—
350	C₂×C₈	—	4	2	no	—
351	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
352	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
353	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
354	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
355	C₄⋊C₄	—	2	2	no	—
356	C₄⋊C₄	—	2	2	no	—
357	C₄⋊C₄	—	2	2	no	—
358	C₄⋊C₄	—	2	1	no	—
359	C₄⋊C₄	—	2	1	no	—
360	C₄⋊C₄	—	2	2	no	—
361	C₄⋊C₄	—	2	1	no	—
362	C₄⋊C₄	—	2	1	no	—
363	C₄⋊C₄	—	4	1	no	—
364	C₄⋊C₄	—	4	1	no	—
365	C₄⋊C₄	—	4	1	no	—
366	C₄⋊C₄	—	4	1	no	—
367	C₂²⋊C₄	—	4	1	no	—
368	C₂²⋊C₄	—	4	1	no	—
369	C₂²⋊C₄	—	4	1	no	—
370	C₂²⋊C₄	—	4	1	no	—
371	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
372	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
373	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
374	C₄²	C₂⁴×C₁₉	1	1	yes	characteristic
375	C₂³	—	4	1	no	—
376	C₂³	—	4	1	no	—
377	C₂³	C₁₉×#127	1	1	yes	characteristic
378	Q₈	—	4	2	no	—
379	Q₈	—	4	2	no	—
380	Q₈	—	4	4	no	—
381	Q₈	—	4	4	no	—
382	Q₈	—	8	2	no	—
383	Q₈	—	8	2	no	—
384	D₄	—	4	2	no	—
385	D₄	—	4	2	no	—
386	D₄	—	4	2	no	—
387	D₄	—	4	2	no	—
388	D₄	—	4	2	no	—
389	D₄	—	4	2	no	—
390	D₄	—	8	2	no	—
391	D₄	—	8	2	no	—
392	C₂×C₄	—	2	2	no	—
393	C₂×C₄	—	2	2	no	—
394	C₂×C₄	—	4	1	no	—
395	C₂×C₄	—	4	1	no	—
396	C₂×C₄	—	4	2	no	—
397	C₂×C₄	—	4	2	no	—
398	C₂×C₄	—	8	2	no	—
399	C₂×C₄	—	8	2	no	—
400	C₂×C₄	—	8	2	no	—
401	C₂×C₄	—	8	2	no	—
402	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
403	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
404	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
405	C₂×C₄	C₁₉×#135	1	4	yes	—
406	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
407	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
408	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
409	C₈	—	2	4	no	—
410	C₈	—	2	2	no	—
411	C₈	—	2	2	no	—
412	C₈	—	2	4	no	—
413	C₂²	—	2	1	no	—
414	C₂²	—	2	1	no	—
415	C₂²	—	8	1	no	—
416	C₂²	—	8	1	no	—
417	C₂²	—	8	1	no	—
418	C₂²	—	8	1	no	—
419	C₂²	—	8	1	no	—
420	C₂²	—	8	1	no	—
421	C₂²	C₁₉×#495	1	2	yes	—
422	C₂²	C₂×C₁₉×#127	1	1	yes	characteristic
423	C₄	—	2	1	no	—
424	C₄	—	2	1	no	—
425	C₄	—	8	1	no	—
426	C₄	—	8	1	no	—
427	C₄	—	8	2	no	—
428	C₄	—	8	2	no	—
429	C₄	C₁₉×#495	1	2	yes	—
430	C₄	C₂×C₁₉×#135	1	2	yes	—
431	C₄	C₁₉×#575	1	2	yes	—
432	C₄	C₁₉×#577	1	2	yes	—
433	C₂	—	2	2	no	—
434	C₂	—	16	1	no	—
435	C₂	—	16	1	no	—
436	C₂	C₂×C₁₉×#495	1	1	yes	characteristic
437	C₂	C₁₉×#3153	1	1	yes	characteristic
438	C₂	C₁₉×#3154	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²×C₁₉	C₂×#127
commutator, Frattini, cosocle	C₄²	C₂⁴×C₁₉
prime radical	C₁₉×#3169	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×#3227	C₂	semidirect
2. C₁₉×#3206	C₂	semidirect
4. C₁₉×#3141	C₂	semidirect
5. C₁₉×#3141	C₂	semidirect
6. C₂×C₁₉×#487	C₂	semidirect
7. C₁₉×#1718	C₂	semidirect
8. C₁₉×#1717	C₂	semidirect
9. C₁₉×#1711	C₂	semidirect
10. C₁₉×#1708	C₂	semidirect
11. C₈×M₁₆×C₁₉	C₂	semidirect
155. #19640	C₁₉	direct (N × H)
194. #3227	C₂×C₁₉	semidirect
195. #3206	C₂×C₁₉	semidirect
197. #3141	C₂×C₁₉	semidirect
198. #3141	C₂×C₁₉	semidirect
199. C₂×#487	C₂×C₁₉	semidirect
200. #1718	C₂×C₁₉	semidirect
201. #1717	C₂×C₁₉	semidirect
202. #1711	C₂×C₁₉	semidirect
203. #1708	C₂×C₁₉	semidirect
204. C₈×M₁₆	C₂×C₁₉	semidirect
321. C₁₉	#19640	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×#3227	2
C₁₉×#3206	2
C₁₉×#3169	2
C₁₉×#3141	2
C₂×C₁₉×#487	2
C₁₉×#1718	2
C₁₉×#1717	2
C₁₉×#1711	2
C₁₉×#1708	2
C₈×M₁₆×C₁₉	2
#19640	19

Subgroups — C19×#19640 #18025599

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#19640 #18025599