12 groups of order 20508.
| SmallGroups | group |
|---|---|
| (20508, 1) | C3×C4×C1709 #35206180 |
| (20508, 2) | Dic3×C1709 #35206181 |
| (20508, 3) | C3×Dic1709 #35206182 |
| (20508, 4) | Dic5127 #35206183 |
| (20508, 5) | C22×C3×C1709 #35206184 |
| (20508, 6) | C3×#20292020 #35206185 |
| (20508, 7) | C3⋊#20292020 #35206186 |
| (20508, 8) | D3×D1709 #35206187 |
| (20508, 9) | A4×C1709 #35206188 |
| (20508, 10) | C2×C3×D1709 #35206189 |
| (20508, 11) | C2×D3×C1709 #35206190 |
| (20508, 12) | C2×D5127 #35206191 |