20343830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156491}}^1$

素因数の和:156511

約数の個数: 16

約数和(自身を含む): 39435984

約数和(自身を除く): 19092154

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156491, 312982, 782455, 1564910, 2034383, 4068766, 10171915, 20343830]

約数ペア:

[(1, 20343830), (2, 10171915), (5, 4068766), (10, 2034383), (13, 1564910), (26, 782455), (65, 312982), (130, 156491)]