20103057

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13217}}^1$

素因数の和:13249

約数の個数: 18

約数和(自身を含む): 31445622

約数和(自身を除く): 11342565

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13217, 39651, 118953, 171821, 515463, 1546389, 2233673, 6701019, 20103057]

約数ペア:

[(1, 20103057), (3, 6701019), (9, 2233673), (13, 1546389), (39, 515463), (117, 171821), (169, 118953), (507, 39651), (1521, 13217)]