20175920145

素因数分解:

$3^2\times 5^1\times {\mathrm{448353781}}^1$

素因数の和:448353792

約数の個数: 12

約数和(自身を含む): 34971594996

約数和(自身を除く): 14795674851

約数列:

[1, 3, 5, 9, 15, 45, 448353781, 1345061343, 2241768905, 4035184029, 6725306715, 20175920145]

約数ペア:

[(1, 20175920145), (3, 6725306715), (5, 4035184029), (9, 2241768905), (15, 1345061343), (45, 448353781)]