20512014665

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{10061}}^1\times {\mathrm{5743}}^1$

素因数の和:15880

約数の個数: 16

約数和(自身を含む): 24967927296

約数和(自身を除く): 4455912631

約数列:

[1, 5, 71, 355, 5743, 10061, 28715, 50305, 407753, 714331, 2038765, 3571655, 57780323, 288901615, 4102402933, 20512014665]

約数ペア:

[(1, 20512014665), (5, 4102402933), (71, 288901615), (355, 57780323), (5743, 3571655), (10061, 2038765), (28715, 714331), (50305, 407753)]