20067003

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{18427}}^1$

素因数の和:18455

約数の個数: 18

約数和(自身を含む): 31862012

約数和(自身を除く): 11795009

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 18427, 55281, 165843, 202697, 608091, 1824273, 2229667, 6689001, 20067003]

約数ペア:

[(1, 20067003), (3, 6689001), (9, 2229667), (11, 1824273), (33, 608091), (99, 202697), (121, 165843), (363, 55281), (1089, 18427)]