72171842

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{99961}}^1$

素因数の和:100001

約数の個数: 12

約数和(自身を含む): 114256566

約数和(自身を除く): 42084724

約数列:

[1, 2, 19, 38, 361, 722, 99961, 199922, 1899259, 3798518, 36085921, 72171842]

約数ペア:

[(1, 72171842), (2, 36085921), (19, 3798518), (38, 1899259), (361, 199922), (722, 99961)]