20148687

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{1019}}^1$

素因数の和:1064

約数の個数: 24

約数和(自身を含む): 31558800

約数和(自身を除く): 11410113

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1019, 1521, 2197, 3057, 6591, 9171, 13247, 19773, 39741, 119223, 172211, 516633, 1549899, 2238743, 6716229, 20148687]

約数ペア:

[(1, 20148687), (3, 6716229), (9, 2238743), (13, 1549899), (39, 516633), (117, 172211), (169, 119223), (507, 39741), (1019, 19773), (1521, 13247), (2197, 9171), (3057, 6591)]