20165638921

素因数分解:

${\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1\times {\mathrm{6451}}^1$

素因数の和:7156

約数の個数: 16

約数和(自身を含む): 20826023680

約数和(自身を除く): 660384759

約数列:

[1, 43, 139, 523, 5977, 6451, 22489, 72697, 277393, 896689, 3125971, 3373873, 38557627, 145076539, 468968347, 20165638921]

約数ペア:

[(1, 20165638921), (43, 468968347), (139, 145076539), (523, 38557627), (5977, 3373873), (6451, 3125971), (22489, 896689), (72697, 277393)]