20683325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2767}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 28831488

約数和(自身を除く): 8148163

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2767, 7475, 13835, 35971, 63641, 69175, 179855, 318205, 827333, 899275, 1591025, 4136665, 20683325]

約数ペア:

[(1, 20683325), (5, 4136665), (13, 1591025), (23, 899275), (25, 827333), (65, 318205), (115, 179855), (299, 69175), (325, 63641), (575, 35971), (1495, 13835), (2767, 7475)]