15 groups of order 20181.
| SmallGroups | group |
|---|---|
| (20181, 1) | C3×C7×C961 #34118197 |
| (20181, 2) | ΓL(1,𝔽8)×C961 #34118198 |
| (20181, 3) | C7×C961⋊C3 #34118199 |
| (20181, 4) | #34118200 |
| (20181, 5) | #34118201 |
| (20181, 6) | C3×C7×C312 #34118202 |
| (20181, 7) | C7×C31×C31⋊C3 #34118203 |
| (20181, 8) | C7×#15668333 #34118204 |
| (20181, 9) | C7×#15668332 #34118205 |
| (20181, 10) | ΓL(1,𝔽8)×C312 #34118206 |
| (20181, 11) | C31×#10620252 #34118207 |
| (20181, 12) | C31×#10620253 #34118208 |
| (20181, 13) | C7⋊#15668333 #34118209 |
| (20181, 14) | #34118210 |
| (20181, 15) | #34118211 |