20100561

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5791}}^1$

素因数の和:5896

約数の個数: 16

約数和(自身を含む): 29191680

約数和(自身を除く): 9091119

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 5791, 17373, 75283, 225849, 515399, 1546197, 6700187, 20100561]

約数ペア:

[(1, 20100561), (3, 6700187), (13, 1546197), (39, 515399), (89, 225849), (267, 75283), (1157, 17373), (3471, 5791)]