20445945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104851}}^1$

素因数の和:104872

約数の個数: 16

約数和(自身を含む): 35230272

約数和(自身を除く): 14784327

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 104851, 314553, 524255, 1363063, 1572765, 4089189, 6815315, 20445945]

約数ペア:

[(1, 20445945), (3, 6815315), (5, 4089189), (13, 1572765), (15, 1363063), (39, 524255), (65, 314553), (195, 104851)]