20994614

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4651}}^1$

素因数の和:4751

約数の個数: 16

約数和(自身を含む): 32880336

約数和(自身を除く): 11885722

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 4651, 9302, 172087, 283711, 344174, 567422, 10497307, 20994614]

約数ペア:

[(1, 20994614), (2, 10497307), (37, 567422), (61, 344174), (74, 283711), (122, 172087), (2257, 9302), (4514, 4651)]