20349718677

素因数分解:

$3^2\times {\mathrm{21401}}^1\times {\mathrm{105653}}^1$

素因数の和:127060

約数の個数: 12

約数和(自身を含む): 29395689804

約数和(自身を除く): 9045971127

約数列:

[1, 3, 9, 21401, 64203, 105653, 192609, 316959, 950877, 2261079853, 6783239559, 20349718677]

約数ペア:

[(1, 20349718677), (3, 6783239559), (9, 2261079853), (21401, 950877), (64203, 316959), (105653, 192609)]