20174998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12347}}^1$

素因数の和:12411

約数の個数: 16

約数和(自身を含む): 32598720

約数和(自身を除く): 12423722

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12347, 24694, 234593, 469186, 530921, 1061842, 10087499, 20174998]

約数ペア:

[(1, 20174998), (2, 10087499), (19, 1061842), (38, 530921), (43, 469186), (86, 234593), (817, 24694), (1634, 12347)]