20215548857

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{2269}}^1\times {\mathrm{8429}}^1$

素因数の和:10856

約数の個数: 16

約数和(自身を含む): 23269497600

約数和(自身を除く): 3053948743

約数列:

[1, 7, 151, 1057, 2269, 8429, 15883, 59003, 342619, 1272779, 2398333, 8909453, 19125401, 133877807, 2887935551, 20215548857]

約数ペア:

[(1, 20215548857), (7, 2887935551), (151, 133877807), (1057, 19125401), (2269, 8909453), (8429, 2398333), (15883, 1272779), (59003, 342619)]