20010945

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25171}}^1$

素因数の和:25232

約数の個数: 16

約数和(自身を含む): 32622912

約数和(自身を除く): 12611967

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 25171, 75513, 125855, 377565, 1334063, 4002189, 6670315, 20010945]

約数ペア:

[(1, 20010945), (3, 6670315), (5, 4002189), (15, 1334063), (53, 377565), (159, 125855), (265, 75513), (795, 25171)]