18673837

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12071}}^1$

素因数の和:12108

約数の個数: 16

約数和(自身を含む): 24337152

約数和(自身を除く): 5663315

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 12071, 84497, 156923, 205207, 1098461, 1436449, 2667691, 18673837]

約数ペア:

[(1, 18673837), (7, 2667691), (13, 1436449), (17, 1098461), (91, 205207), (119, 156923), (221, 84497), (1547, 12071)]