20491524

素因数分解:

$2^2\times 3^2\times {\mathrm{569209}}^1$

素因数の和:569219

約数の個数: 18

約数和(自身を含む): 51798110

約数和(自身を除く): 31306586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 569209, 1138418, 1707627, 2276836, 3415254, 5122881, 6830508, 10245762, 20491524]

約数ペア:

[(1, 20491524), (2, 10245762), (3, 6830508), (4, 5122881), (6, 3415254), (9, 2276836), (12, 1707627), (18, 1138418), (36, 569209)]