20002671

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13151}}^1$

素因数の和:13183

約数の個数: 18

約数和(自身を含む): 31288608

約数和(自身を除く): 11285937

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13151, 39453, 118359, 170963, 512889, 1538667, 2222519, 6667557, 20002671]

約数ペア:

[(1, 20002671), (3, 6667557), (9, 2222519), (13, 1538667), (39, 512889), (117, 170963), (169, 118359), (507, 39453), (1521, 13151)]