20512202045

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1\times {\mathrm{47521}}^1$

素因数の和:48316

約数の個数: 16

約数和(自身を含む): 24840699840

約数和(自身を除く): 4328497795

約数列:

[1, 5, 131, 655, 659, 3295, 47521, 86329, 237605, 431645, 6225251, 31126255, 31316339, 156581695, 4102440409, 20512202045]

約数ペア:

[(1, 20512202045), (5, 4102440409), (131, 156581695), (655, 31316339), (659, 31126255), (3295, 6225251), (47521, 431645), (86329, 237605)]