20904117

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41231}}^1$

素因数の和:41260

約数の個数: 12

約数和(自身を含む): 30181824

約数和(自身を除く): 9277707

約数列:

[1, 3, 13, 39, 169, 507, 41231, 123693, 536003, 1608009, 6968039, 20904117]

約数ペア:

[(1, 20904117), (3, 6968039), (13, 1608009), (39, 536003), (169, 123693), (507, 41231)]