20682319

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1151}}^1$

素因数の和:1326

約数の個数: 16

約数和(自身を含む): 25214976

約数和(自身を除く): 4532657

約数列:

[1, 7, 17, 119, 151, 1057, 1151, 2567, 8057, 17969, 19567, 136969, 173801, 1216607, 2954617, 20682319]

約数ペア:

[(1, 20682319), (7, 2954617), (17, 1216607), (119, 173801), (151, 136969), (1057, 19567), (1151, 17969), (2567, 8057)]