20459135

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 4700545

約数列:

[1, 5, 59, 223, 295, 311, 1115, 1555, 13157, 18349, 65785, 69353, 91745, 346765, 4091827, 20459135]

約数ペア:

[(1, 20459135), (5, 4091827), (59, 346765), (223, 91745), (295, 69353), (311, 65785), (1115, 18349), (1555, 13157)]