15 groups of order 19540.
| SmallGroups | group |
|---|---|
| (19540, 1) | C4×C5×C977 #34086335 |
| (19540, 2) | Dic5×C977 #34086336 |
| (19540, 3) | C5×Dic977 #34086337 |
| (19540, 4) | Dic4885 #34086338 |
| (19540, 5) | C22×C5×C977 #34086339 |
| (19540, 6) | C5×#16840926 #34086340 |
| (19540, 7) | AGL(1,𝔽5)×C977 #34086341 |
| (19540, 8) | #34086342 |
| (19540, 9) | #34086343 |
| (19540, 10) | #34086344 |
| (19540, 11) | #34086345 |
| (19540, 12) | D5×D977 #34086346 |
| (19540, 13) | C2×D4885 #34086347 |
| (19540, 14) | C2×D5×C977 #34086348 |
| (19540, 15) | C2×C5×D977 #34086349 |