17942939

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 21897216

約数和(自身を除く): 3954277

約数列:

[1, 7, 17, 119, 131, 917, 1151, 2227, 8057, 15589, 19567, 136969, 150781, 1055467, 2563277, 17942939]

約数ペア:

[(1, 17942939), (7, 2563277), (17, 1055467), (119, 150781), (131, 136969), (917, 19567), (1151, 15589), (2227, 8057)]