19686722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4241}}^1$

素因数の和:4465

約数の個数: 16

約数和(自身を含む): 32374944

約数和(自身を除く): 12688222

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4241, 4642, 8482, 46651, 93302, 894851, 1789702, 9843361, 19686722]

約数ペア:

[(1, 19686722), (2, 9843361), (11, 1789702), (22, 894851), (211, 93302), (422, 46651), (2321, 8482), (4241, 4642)]