20124677321

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1\times {\mathrm{56417}}^1$

素因数の和:56944

約数の個数: 16

約数和(自身を含む): 23235189120

約数和(自身を除く): 3110511799

約数列:

[1, 7, 131, 389, 917, 2723, 50959, 56417, 356713, 394919, 7390627, 21946213, 51734389, 153623491, 2874953903, 20124677321]

約数ペア:

[(1, 20124677321), (7, 2874953903), (131, 153623491), (389, 51734389), (917, 21946213), (2723, 7390627), (50959, 394919), (56417, 356713)]