20703771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1283}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 32849856

約数和(自身を除く): 12146085

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1283, 1467, 1793, 3849, 5379, 11547, 14113, 16137, 42339, 127017, 209129, 627387, 1882161, 2300419, 6901257, 20703771]

約数ペア:

[(1, 20703771), (3, 6901257), (9, 2300419), (11, 1882161), (33, 627387), (99, 209129), (163, 127017), (489, 42339), (1283, 16137), (1467, 14113), (1793, 11547), (3849, 5379)]