19951294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1847}}^1$

素因数の和:2351

約数の個数: 16

約数和(自身を含む): 32731776

約数和(自身を除く): 12780482

約数列:

[1, 2, 11, 22, 491, 982, 1847, 3694, 5401, 10802, 20317, 40634, 906877, 1813754, 9975647, 19951294]

約数ペア:

[(1, 19951294), (2, 9975647), (11, 1813754), (22, 906877), (491, 40634), (982, 20317), (1847, 10802), (3694, 5401)]