71481268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{940543}}^1$

素因数の和:940566

約数の個数: 12

約数和(自身を含む): 131676160

約数和(自身を除く): 60194892

約数列:

[1, 2, 4, 19, 38, 76, 940543, 1881086, 3762172, 17870317, 35740634, 71481268]

約数ペア:

[(1, 71481268), (2, 35740634), (4, 17870317), (19, 3762172), (38, 1881086), (76, 940543)]