30307886

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{19861}}^1$

素因数の和:19979

約数の個数: 16

約数和(自身を含む): 52435680

約数和(自身を除く): 22127794

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 19861, 39722, 139027, 278054, 2164849, 4329698, 15153943, 30307886]

約数ペア:

[(1, 30307886), (2, 15153943), (7, 4329698), (14, 2164849), (109, 278054), (218, 139027), (763, 39722), (1526, 19861)]