11 groups of order 18428.
| SmallGroups | group |
|---|---|
| (18428, 1) | C4×C17×C271 #32914155 |
| (18428, 2) | Dic17×C271 #32914156 |
| (18428, 3) | C17×Dic271 #32914157 |
| (18428, 4) | Dic4607 #32914158 |
| (18428, 5) | C22×C17×C271 #32914159 |
| (18428, 6) | #595×C271 #32914160 |
| (18428, 7) | C271⋊#595 #32914161 |
| (18428, 8) | D17×D271 #32914162 |
| (18428, 9) | C2×D4607 #32914163 |
| (18428, 10) | C2×D17×C271 #32914164 |
| (18428, 11) | C2×C17×D271 #32914165 |