20649717

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1249}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 32760000

約数和(自身を除く): 12110283

約数列:

[1, 3, 9, 11, 33, 99, 167, 501, 1249, 1503, 1837, 3747, 5511, 11241, 13739, 16533, 41217, 123651, 208583, 625749, 1877247, 2294413, 6883239, 20649717]

約数ペア:

[(1, 20649717), (3, 6883239), (9, 2294413), (11, 1877247), (33, 625749), (99, 208583), (167, 123651), (501, 41217), (1249, 16533), (1503, 13739), (1837, 11241), (3747, 5511)]