Subgroups — C₂×C₁₉×#2621 #18040585

Order 4864.

3046 conjugacy classes of subgroups.

The subgroup lattice has 344 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂²×C₁₉×C₄⋊Q₈	C₂	1	1	yes	maximal, characteristic, complemented
2	C₂²×C₁₉×C₂²⋊Q₈	C₂	1	2	yes	maximal
3	C₂²×C₁₉×#117	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#2621	C₂	1	16	yes	maximal, direct product factor
5	C₂×C₁₉×#398	C₂	1	4	yes	maximal, complemented
6	C₂×C₁₉×#397	C₂	1	4	yes	maximal
7	C₂×C₁₉×#391	C₂	1	2	yes	maximal, complemented
8	C₂×C₁₉×#382	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂³×Q₈×C₁₉	C₂²	1	2	yes	—
10	C₂⁴×C₄×C₁₉	C₂²	1	1	yes	characteristic
11	C₂×C₁₉×C₄⋊Q₈	—	2	8	no	—
12	C₂×C₁₉×C₄⋊Q₈	C₂²	1	8	yes	complemented
13	C₂×C₁₉×C₂²⋊Q₈	—	2	16	no	—
14	C₂×C₁₉×C₂²⋊Q₈	C₂²	1	16	yes	—
15	C₂×C₁₉×#117	—	2	8	no	—
16	C₂×C₁₉×#117	C₂²	1	8	yes	—
17	C₂²×C₄⋊C₄×C₁₉	C₂²	1	2	yes	—
18	C₂²×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
19	C₂²×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
20	C₂²×C₄⋊C₄×C₁₉	C₂²	1	2	yes	—
21	C₂²×C₂²⋊C₄×C₁₉	C₂²	1	4	yes	—
22	C₂²×C₂²⋊C₄×C₁₉	C₂²	1	2	yes	—
23	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
24	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
25	C₁₉×#398	C₂²	1	32	yes	complemented
26	C₁₉×#397	C₂²	1	32	yes	—
27	C₁₉×#391	C₂²	1	16	yes	complemented
28	C₁₉×#382	C₂²	1	8	yes	complemented
29	C₂×C₁₉×#95	C₂²	1	4	yes	—
30	C₂×C₁₉×#95	C₂²	1	8	yes	—
31	C₂⁵×C₁₉	C₂³	1	1	yes	characteristic
32	C₂²×Q₈×C₁₉	—	2	8	no	—
33	C₂²×Q₈×C₁₉	—	2	8	no	—
34	C₂²×Q₈×C₁₉	—	2	8	no	—
35	C₂²×Q₈×C₁₉	C₂³	1	8	yes	—
36	C₂³×C₄×C₁₉	—	2	4	no	—
37	C₂³×C₄×C₁₉	—	2	4	no	—
38	C₂³×C₄×C₁₉	D₄	1	8	yes	—
39	C₂³×C₄×C₁₉	C₂³	1	2	yes	—
40	C₂³×C₄×C₁₉	C₂³	1	4	yes	—
41	C₂³×C₄×C₁₉	C₂³	1	4	yes	—
42	C₂³×C₄×C₁₉	C₂³	1	4	yes	—
43	C₂³×C₄×C₁₉	C₂³	1	2	yes	—
44	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
45	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
46	C₁₉×C₄⋊Q₈	—	2	32	no	—
47	C₁₉×C₂²⋊Q₈	—	2	64	no	—
48	C₁₉×#117	—	2	32	no	—
49	C₂×C₄⋊C₄×C₁₉	—	2	8	no	—
50	C₂×C₄⋊C₄×C₁₉	—	2	8	no	—
51	C₂×C₄⋊C₄×C₁₉	—	2	16	no	—
52	C₂×C₄⋊C₄×C₁₉	—	2	16	no	—
53	C₂×C₄⋊C₄×C₁₉	C₂³	1	8	yes	—
54	C₂×C₄⋊C₄×C₁₉	C₂³	1	16	yes	—
55	C₂×C₄⋊C₄×C₁₉	C₂³	1	8	yes	—
56	C₂×C₄⋊C₄×C₁₉	C₂³	1	16	yes	—
57	C₂×C₂²⋊C₄×C₁₉	—	2	16	no	—
58	C₂×C₂²⋊C₄×C₁₉	—	2	8	no	—
59	C₂×C₂²⋊C₄×C₁₉	C₂³	1	8	yes	—
60	C₂×C₂²⋊C₄×C₁₉	C₂³	1	16	yes	—
61	C₂×C₄²×C₁₉	—	2	4	no	—
62	C₂×C₄²×C₁₉	D₄	1	8	yes	—
63	C₂×C₄²×C₁₉	C₂³	1	4	yes	—
64	C₂×C₄²×C₁₉	C₂³	1	4	yes	—
65	C₁₉×#95	C₂³	1	16	yes	—
66	C₁₉×#95	C₂³	1	32	yes	—
67	C₂⁴×C₁₉	—	2	2	no	—
68	C₂⁴×C₁₉	—	2	2	no	—
69	C₂⁴×C₁₉	—	2	8	no	—
70	C₂⁴×C₁₉	C₂×D₄	1	4	yes	—
71	C₂⁴×C₁₉	C₂⁴	1	2	yes	—
72	C₂⁴×C₁₉	C₂⁴	1	1	yes	characteristic
73	C₂×Q₈×C₁₉	—	2	16	no	—
74	C₂×Q₈×C₁₉	—	2	16	no	—
75	C₂×Q₈×C₁₉	—	2	16	no	—
76	C₂×Q₈×C₁₉	—	4	32	no	—
77	C₂²×C₄×C₁₉	—	2	2	no	—
78	C₂²×C₄×C₁₉	—	2	2	no	—
79	C₂²×C₄×C₁₉	—	2	8	no	—
80	C₂²×C₄×C₁₉	—	2	32	no	—
81	C₂²×C₄×C₁₉	—	2	8	no	—
82	C₂²×C₄×C₁₉	—	2	8	no	—
83	C₂²×C₄×C₁₉	—	2	4	no	—
84	C₂²×C₄×C₁₉	—	2	8	no	—
85	C₂²×C₄×C₁₉	—	2	8	no	—
86	C₂²×C₄×C₁₉	—	2	8	no	—
87	C₂²×C₄×C₁₉	—	2	8	no	—
88	C₂²×C₄×C₁₉	—	2	8	no	—
89	C₂²×C₄×C₁₉	—	2	16	no	—
90	C₂²×C₄×C₁₉	C₂×D₄	1	8	yes	—
91	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
92	C₂²×C₄×C₁₉	C₂×D₄	1	16	yes	—
93	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
94	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
95	C₂²×C₄×C₁₉	#41	1	4	yes	—
96	C₂²×C₄×C₁₉	C₂⁴	1	4	yes	—
97	C₂²×C₄×C₁₉	C₂⁴	1	8	yes	—
98	C₂²×C₄×C₁₉	C₂⁴	1	8	yes	—
99	C₂²×C₄×C₁₉	C₂⁴	1	4	yes	—
100	C₂²×C₄×C₁₉	C₂⁴	1	2	yes	—
101	C₂²×C₄×C₁₉	C₂⁴	1	2	yes	—
102	C₄⋊C₄×C₁₉	—	2	16	no	—
103	C₄⋊C₄×C₁₉	—	2	16	no	—
104	C₄⋊C₄×C₁₉	—	2	32	no	—
105	C₄⋊C₄×C₁₉	—	2	32	no	—
106	C₂²⋊C₄×C₁₉	—	2	32	no	—
107	C₂²⋊C₄×C₁₉	—	2	16	no	—
108	C₄²×C₁₉	—	2	8	no	—
109	C₄²×C₁₉	C₂×D₄	1	16	yes	—
110	C₂×#2621	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
111	C₂³×C₁₉	—	2	8	no	—
112	C₂³×C₁₉	—	2	16	no	—
113	C₂³×C₁₉	—	2	2	no	—
114	C₂³×C₁₉	—	2	2	no	—
115	C₂³×C₁₉	—	2	8	no	—
116	C₂³×C₁₉	—	4	8	no	—
117	C₂³×C₁₉	—	4	8	no	—
118	C₂³×C₁₉	C₂²×D₄	1	4	yes	—
119	C₂³×C₁₉	C₂²×D₄	1	2	yes	—
120	C₂³×C₁₉	C₂²×D₄	1	2	yes	—
121	C₂³×C₁₉	C₂×#41	1	2	yes	—
122	C₂³×C₁₉	2₋¹⁺⁴	1	8	yes	—
123	C₂³×C₁₉	C₂⁵	1	1	yes	characteristic
124	Q₈×C₁₉	—	4	32	no	—
125	C₂×C₄×C₁₉	—	2	8	no	—
126	C₂×C₄×C₁₉	—	2	16	no	—
127	C₂×C₄×C₁₉	—	2	2	no	—
128	C₂×C₄×C₁₉	—	2	2	no	—
129	C₂×C₄×C₁₉	—	2	8	no	—
130	C₂×C₄×C₁₉	—	2	32	no	—
131	C₂×C₄×C₁₉	—	2	4	no	—
132	C₂×C₄×C₁₉	—	2	8	no	—
133	C₂×C₄×C₁₉	—	2	8	no	—
134	C₂×C₄×C₁₉	—	2	8	no	—
135	C₂×C₄×C₁₉	—	2	8	no	—
136	C₂×C₄×C₁₉	—	2	8	no	—
137	C₂×C₄×C₁₉	—	2	16	no	—
138	C₂×C₄×C₁₉	—	4	16	no	—
139	C₂×C₄×C₁₉	—	4	8	no	—
140	C₂×C₄×C₁₉	—	4	16	no	—
141	C₂×C₄×C₁₉	#121	1	16	yes	—
142	C₂×C₄×C₁₉	C₂²×D₄	1	8	yes	—
143	C₂×C₄×C₁₉	C₂²×D₄	1	4	yes	—
144	C₂×C₄×C₁₉	C₂²×D₄	1	4	yes	—
145	C₂×C₄×C₁₉	C₂²×D₄	1	4	yes	—
146	C₂×C₄×C₁₉	C₂×#41	1	4	yes	—
147	C₂²×C₄⋊Q₈	C₂×C₁₉	1	1	yes	characteristic, complemented
148	C₂²×C₂²⋊Q₈	C₂×C₁₉	1	2	yes	—
149	C₂²×#117	C₂×C₁₉	1	1	yes	characteristic
150	#2621	C₂×C₁₉	1	16	yes	direct product factor
151	C₂×#398	C₂×C₁₉	1	4	yes	complemented
152	C₂×#397	C₂×C₁₉	1	4	yes	—
153	C₂×#391	C₂×C₁₉	1	2	yes	complemented
154	C₂×#382	C₂×C₁₉	1	1	yes	characteristic, complemented
155	C₂²×C₁₉	—	2	4	no	—
156	C₂²×C₁₉	—	2	8	no	—
157	C₂²×C₁₉	—	4	16	no	—
158	C₂²×C₁₉	—	4	4	no	—
159	C₂²×C₁₉	—	4	4	no	—
160	C₂²×C₁₉	C₂×#121	1	4	yes	—
161	C₂²×C₁₉	#536	1	8	yes	—
162	C₂²×C₁₉	#536	1	8	yes	—
163	C₂²×C₁₉	#541	1	8	yes	—
164	C₂²×C₁₉	C₂³×D₄	1	1	yes	characteristic
165	C₂²×C₁₉	C₂³×D₄	1	1	yes	characteristic
166	C₂²×C₁₉	C₂²×#41	1	1	yes	characteristic
167	C₂²×C₁₉	C₂×2₋¹⁺⁴	1	4	yes	—
168	C₄×C₁₉	—	2	4	no	—
169	C₄×C₁₉	—	2	8	no	—
170	C₄×C₁₉	—	4	8	no	—
171	C₄×C₁₉	—	4	4	no	—
172	C₄×C₁₉	—	4	8	no	—
173	C₄×C₁₉	C₂×#121	1	8	yes	—
174	C₂³×Q₈	C₂²×C₁₉	1	2	yes	—
175	C₂⁴×C₄	C₂²×C₁₉	1	1	yes	characteristic
176	C₂×C₄⋊Q₈	—	2	8	no	—
177	C₂×C₄⋊Q₈	C₂²×C₁₉	1	8	yes	complemented
178	C₂×C₂²⋊Q₈	—	2	16	no	—
179	C₂×C₂²⋊Q₈	C₂²×C₁₉	1	16	yes	—
180	C₂×#117	—	2	8	no	—
181	C₂×#117	C₂²×C₁₉	1	8	yes	—
182	C₂²×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
183	C₂²×C₄⋊C₄	C₂²×C₁₉	1	2	yes	—
184	C₂²×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
185	C₂²×C₄⋊C₄	C₂²×C₁₉	1	2	yes	—
186	C₂²×C₂²⋊C₄	C₂²×C₁₉	1	2	yes	—
187	C₂²×C₂²⋊C₄	C₂²×C₁₉	1	4	yes	—
188	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
189	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
190	#398	C₂²×C₁₉	1	32	yes	complemented
191	#397	C₂²×C₁₉	1	32	yes	—
192	#391	C₂²×C₁₉	1	16	yes	complemented
193	#382	C₂²×C₁₉	1	8	yes	complemented
194	C₂×#95	C₂²×C₁₉	1	4	yes	—
195	C₂×#95	C₂²×C₁₉	1	8	yes	—
196	C₂×C₁₉	—	4	4	no	—
197	C₂×C₁₉	#2621	1	8	yes	direct product factor
198	C₂×C₁₉	C₂²×#121	1	1	yes	characteristic
199	C₂×C₁₉	C₂×#536	1	2	yes	—
200	C₂×C₁₉	C₂×#536	1	2	yes	—
201	C₂×C₁₉	C₂×#541	1	2	yes	—
202	C₂⁵	C₂³×C₁₉	1	1	yes	characteristic
203	C₂²×Q₈	—	2	8	no	—
204	C₂²×Q₈	—	2	8	no	—
205	C₂²×Q₈	—	2	8	no	—
206	C₂²×Q₈	C₂³×C₁₉	1	8	yes	—
207	C₂³×C₄	—	2	4	no	—
208	C₂³×C₄	—	2	4	no	—
209	C₂³×C₄	D₄×C₁₉	1	8	yes	—
210	C₂³×C₄	C₂³×C₁₉	1	4	yes	—
211	C₂³×C₄	C₂³×C₁₉	1	4	yes	—
212	C₂³×C₄	C₂³×C₁₉	1	2	yes	—
213	C₂³×C₄	C₂³×C₁₉	1	2	yes	—
214	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
215	C₂³×C₄	C₂³×C₁₉	1	4	yes	—
216	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
217	C₄⋊Q₈	—	2	32	no	—
218	C₂²⋊Q₈	—	2	64	no	—
219	#117	—	2	32	no	—
220	C₂×C₄⋊C₄	—	2	8	no	—
221	C₂×C₄⋊C₄	—	2	8	no	—
222	C₂×C₄⋊C₄	—	2	16	no	—
223	C₂×C₄⋊C₄	—	2	16	no	—
224	C₂×C₄⋊C₄	C₂³×C₁₉	1	8	yes	—
225	C₂×C₄⋊C₄	C₂³×C₁₉	1	8	yes	—
226	C₂×C₄⋊C₄	C₂³×C₁₉	1	16	yes	—
227	C₂×C₄⋊C₄	C₂³×C₁₉	1	16	yes	—
228	C₂×C₂²⋊C₄	—	2	16	no	—
229	C₂×C₂²⋊C₄	—	2	8	no	—
230	C₂×C₂²⋊C₄	C₂³×C₁₉	1	8	yes	—
231	C₂×C₂²⋊C₄	C₂³×C₁₉	1	16	yes	—
232	C₂×C₄²	—	2	4	no	—
233	C₂×C₄²	D₄×C₁₉	1	8	yes	—
234	C₂×C₄²	C₂³×C₁₉	1	4	yes	—
235	C₂×C₄²	C₂³×C₁₉	1	4	yes	—
236	#95	C₂³×C₁₉	1	16	yes	—
237	#95	C₂³×C₁₉	1	32	yes	—
238	C₁₉	C₂×#2621	1	1	yes	characteristic, direct product factor, Sylow
239	C₂⁴	—	2	2	no	—
240	C₂⁴	—	2	2	no	—
241	C₂⁴	—	2	8	no	—
242	C₂⁴	C₂×D₄×C₁₉	1	4	yes	—
243	C₂⁴	C₂⁴×C₁₉	1	2	yes	—
244	C₂⁴	C₂⁴×C₁₉	1	1	yes	characteristic
245	C₂×Q₈	—	2	16	no	—
246	C₂×Q₈	—	2	16	no	—
247	C₂×Q₈	—	2	16	no	—
248	C₂×Q₈	—	4	32	no	—
249	C₂²×C₄	—	2	2	no	—
250	C₂²×C₄	—	2	2	no	—
251	C₂²×C₄	—	2	8	no	—
252	C₂²×C₄	—	2	32	no	—
253	C₂²×C₄	—	2	8	no	—
254	C₂²×C₄	—	2	8	no	—
255	C₂²×C₄	—	2	4	no	—
256	C₂²×C₄	—	2	8	no	—
257	C₂²×C₄	—	2	8	no	—
258	C₂²×C₄	—	2	8	no	—
259	C₂²×C₄	—	2	8	no	—
260	C₂²×C₄	—	2	16	no	—
261	C₂²×C₄	—	2	8	no	—
262	C₂²×C₄	C₂×D₄×C₁₉	1	8	yes	—
263	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
264	C₂²×C₄	C₂×D₄×C₁₉	1	16	yes	—
265	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
266	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
267	C₂²×C₄	#41×C₁₉	1	4	yes	—
268	C₂²×C₄	C₂⁴×C₁₉	1	4	yes	—
269	C₂²×C₄	C₂⁴×C₁₉	1	8	yes	—
270	C₂²×C₄	C₂⁴×C₁₉	1	8	yes	—
271	C₂²×C₄	C₂⁴×C₁₉	1	4	yes	—
272	C₂²×C₄	C₂⁴×C₁₉	1	2	yes	—
273	C₂²×C₄	C₂⁴×C₁₉	1	2	yes	—
274	C₄⋊C₄	—	2	16	no	—
275	C₄⋊C₄	—	2	16	no	—
276	C₄⋊C₄	—	2	32	no	—
277	C₄⋊C₄	—	2	32	no	—
278	C₂²⋊C₄	—	2	32	no	—
279	C₂²⋊C₄	—	2	16	no	—
280	C₄²	—	2	8	no	—
281	C₄²	C₂×D₄×C₁₉	1	16	yes	—
282	C₂³	—	2	8	no	—
283	C₂³	—	2	16	no	—
284	C₂³	—	2	2	no	—
285	C₂³	—	2	2	no	—
286	C₂³	—	2	8	no	—
287	C₂³	—	4	8	no	—
288	C₂³	—	4	8	no	—
289	C₂³	C₂²×D₄×C₁₉	1	4	yes	—
290	C₂³	C₂²×D₄×C₁₉	1	2	yes	—
291	C₂³	C₂²×D₄×C₁₉	1	2	yes	—
292	C₂³	C₂×#41×C₁₉	1	2	yes	—
293	C₂³	C₁₉×2₋¹⁺⁴	1	8	yes	—
294	C₂³	C₂⁵×C₁₉	1	1	yes	characteristic
295	Q₈	—	4	32	no	—
296	C₂×C₄	—	2	8	no	—
297	C₂×C₄	—	2	16	no	—
298	C₂×C₄	—	2	2	no	—
299	C₂×C₄	—	2	2	no	—
300	C₂×C₄	—	2	8	no	—
301	C₂×C₄	—	2	32	no	—
302	C₂×C₄	—	2	4	no	—
303	C₂×C₄	—	2	8	no	—
304	C₂×C₄	—	2	8	no	—
305	C₂×C₄	—	2	8	no	—
306	C₂×C₄	—	2	8	no	—
307	C₂×C₄	—	2	8	no	—
308	C₂×C₄	—	2	16	no	—
309	C₂×C₄	—	4	16	no	—
310	C₂×C₄	—	4	8	no	—
311	C₂×C₄	—	4	16	no	—
312	C₂×C₄	C₁₉×#121	1	16	yes	—
313	C₂×C₄	C₂²×D₄×C₁₉	1	8	yes	—
314	C₂×C₄	C₂²×D₄×C₁₉	1	4	yes	—
315	C₂×C₄	C₂²×D₄×C₁₉	1	4	yes	—
316	C₂×C₄	C₂²×D₄×C₁₉	1	4	yes	—
317	C₂×C₄	C₂×#41×C₁₉	1	4	yes	—
318	C₂²	—	2	4	no	—
319	C₂²	—	2	8	no	—
320	C₂²	—	4	4	no	—
321	C₂²	—	4	4	no	—
322	C₂²	—	4	16	no	—
323	C₂²	C₂×C₁₉×#121	1	4	yes	—
324	C₂²	C₁₉×#536	1	8	yes	—
325	C₂²	C₁₉×#536	1	8	yes	—
326	C₂²	C₁₉×#541	1	8	yes	—
327	C₂²	C₂³×D₄×C₁₉	1	1	yes	characteristic
328	C₂²	C₂³×D₄×C₁₉	1	1	yes	characteristic
329	C₂²	C₂²×#41×C₁₉	1	1	yes	characteristic
330	C₂²	C₂×C₁₉×2₋¹⁺⁴	1	4	yes	—
331	C₄	—	2	4	no	—
332	C₄	—	2	8	no	—
333	C₄	—	4	8	no	—
334	C₄	—	4	4	no	—
335	C₄	—	4	8	no	—
336	C₄	C₂×C₁₉×#121	1	8	yes	—
337	C₂	—	4	4	no	—
338	C₂	C₁₉×#2621	1	8	yes	direct product factor
339	C₂	C₂²×C₁₉×#121	1	1	yes	characteristic
340	C₂	C₂×C₁₉×#536	1	2	yes	—
341	C₂	C₂×C₁₉×#536	1	2	yes	—
342	C₂	C₂×C₁₉×#541	1	2	yes	—

	subgroup	G/H
center, socle	C₂⁴×C₁₉	C₂⁴
commutator, Frattini, cosocle	C₂³	C₂⁵×C₁₉
prime radical	C₂⁵×C₁₉	C₂³
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂⁴×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
1. C₂²×C₁₉×C₄⋊Q₈	C₂	semidirect
4. C₁₉×#2621	C₂	direct (N × H)
5. C₂×C₁₉×#398	C₂	semidirect
7. C₂×C₁₉×#391	C₂	semidirect
8. C₂×C₁₉×#382	C₂	semidirect
12. C₂×C₁₉×C₄⋊Q₈	C₂²	semidirect
25. C₁₉×#398	C₂²	semidirect
27. C₁₉×#391	C₂²	semidirect
28. C₁₉×#382	C₂²	semidirect
110. C₂×#2621	C₁₉	direct (N × H)
147. C₂²×C₄⋊Q₈	C₂×C₁₉	semidirect
150. #2621	C₂×C₁₉	direct (N × H)
151. C₂×#398	C₂×C₁₉	semidirect
153. C₂×#391	C₂×C₁₉	semidirect
154. C₂×#382	C₂×C₁₉	semidirect
177. C₂×C₄⋊Q₈	C₂²×C₁₉	semidirect
190. #398	C₂²×C₁₉	semidirect
192. #391	C₂²×C₁₉	semidirect
193. #382	C₂²×C₁₉	semidirect
197. C₂×C₁₉	#2621	direct (N × H)
238. C₁₉	C₂×#2621	direct (N × H)
338. C₂	C₁₉×#2621	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×C₄⋊Q₈	2
C₂²×C₁₉×C₂²⋊Q₈	2
C₂²×C₁₉×#117	2
C₁₉×#2621	2
C₂×C₁₉×#398	2
C₂×C₁₉×#397	2
C₂×C₁₉×#391	2
C₂×C₁₉×#382	2
C₂×#2621	19

Subgroups — C2×C19×#2621 #18040585

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×C₁₉×#2621 #18040585