20155113

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1249}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 31980000

約数和(自身を除く): 11824887

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1249, 1467, 1793, 3747, 5379, 11241, 13739, 16137, 41217, 123651, 203587, 610761, 1832283, 2239457, 6718371, 20155113]

約数ペア:

[(1, 20155113), (3, 6718371), (9, 2239457), (11, 1832283), (33, 610761), (99, 203587), (163, 123651), (489, 41217), (1249, 16137), (1467, 13739), (1793, 11241), (3747, 5379)]