20 groups of order 19998.
| SmallGroups | group |
|---|---|
| (19998, 1) | C2×C9×C11×C101 #34093345 |
| (19998, 2) | C9×C11×D101 #34093346 |
| (19998, 3) | C9×D11×C101 #34093347 |
| (19998, 4) | C9×D1111 #34093348 |
| (19998, 5) | C11×D9×C101 #34093349 |
| (19998, 6) | C11×D909 #34093350 |
| (19998, 7) | C101×D99 #34093351 |
| (19998, 8) | D9999 #34093352 |
| (19998, 9) | C2×C32×C11×C101 #34093353 |
| (19998, 10) | C3⋊D3333 #34093354 |
| (19998, 11) | C101×C3⋊D33 #34093355 |
| (19998, 12) | C11×C3⋊D303 #34093356 |
| (19998, 13) | C11×C3⋊D3×C101 #34093357 |
| (19998, 14) | C3×D3333 #34093358 |
| (19998, 15) | C3×D33×C101 #34093359 |
| (19998, 16) | C3×C11×D303 #34093360 |
| (19998, 17) | C3×D3×C11×C101 #34093361 |
| (19998, 18) | C32×D1111 #34093362 |
| (19998, 19) | C32×D11×C101 #34093363 |
| (19998, 20) | C32×C11×D101 #34093364 |