20713635

素因数分解:

$3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1571}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 36049104

約数和(自身を除く): 15335469

約数列:

[1, 3, 5, 9, 15, 45, 293, 879, 1465, 1571, 2637, 4395, 4713, 7855, 13185, 14139, 23565, 70695, 460303, 1380909, 2301515, 4142727, 6904545, 20713635]

約数ペア:

[(1, 20713635), (3, 6904545), (5, 4142727), (9, 2301515), (15, 1380909), (45, 460303), (293, 70695), (879, 23565), (1465, 14139), (1571, 13185), (2637, 7855), (4395, 4713)]