20461765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5009}}^1$

素因数の和:5076

約数の個数: 16

約数和(自身を含む): 26452800

約数和(自身を除く): 5991035

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 5009, 25045, 95171, 215387, 475855, 1076935, 4092353, 20461765]

約数ペア:

[(1, 20461765), (5, 4092353), (19, 1076935), (43, 475855), (95, 215387), (215, 95171), (817, 25045), (4085, 5009)]