12 groups of order 20566.
| SmallGroups | group |
|---|---|
| (20566, 1) | C2×C7×C13×C113 #35206889 |
| (20566, 2) | C2×C13×C113⋊C7 #35206890 |
| (20566, 3) | C7×C13×D113 #35206891 |
| (20566, 4) | C7×D13×C113 #35206892 |
| (20566, 5) | C7×D1469 #35206893 |
| (20566, 6) | C13×D7×C113 #35206894 |
| (20566, 7) | C13×D791 #35206895 |
| (20566, 8) | C113×D91 #35206896 |
| (20566, 9) | D10283 #35206897 |
| (20566, 10) | C13×D113⋊C7 #35206898 |
| (20566, 11) | D13×C113⋊C7 #35206899 |
| (20566, 12) | C13⋊(D113⋊C7) #35206900 |