20876830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{160591}}^1$

素因数の和:160611

約数の個数: 16

約数和(自身を含む): 40469184

約数和(自身を除く): 19592354

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 160591, 321182, 802955, 1605910, 2087683, 4175366, 10438415, 20876830]

約数ペア:

[(1, 20876830), (2, 10438415), (5, 4175366), (10, 2087683), (13, 1605910), (26, 802955), (65, 321182), (130, 160591)]