20561106

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 41976000

約数和(自身を除く): 21414894

約数列:

[1, 2, 3, 6, 109, 149, 211, 218, 298, 327, 422, 447, 633, 654, 894, 1266, 16241, 22999, 31439, 32482, 45998, 48723, 62878, 68997, 94317, 97446, 137994, 188634, 3426851, 6853702, 10280553, 20561106]

約数ペア:

[(1, 20561106), (2, 10280553), (3, 6853702), (6, 3426851), (109, 188634), (149, 137994), (211, 97446), (218, 94317), (298, 68997), (327, 62878), (422, 48723), (447, 45998), (633, 32482), (654, 31439), (894, 22999), (1266, 16241)]