18128046670

素因数分解:

$2^1\times 5^1\times {\mathrm{8623}}^1\times {\mathrm{210229}}^1$

素因数の和:218859

約数の個数: 16

約数和(自身を含む): 32634423360

約数和(自身を除く): 14506376690

約数列:

[1, 2, 5, 10, 8623, 17246, 43115, 86230, 210229, 420458, 1051145, 2102290, 1812804667, 3625609334, 9064023335, 18128046670]

約数ペア:

[(1, 18128046670), (2, 9064023335), (5, 3625609334), (10, 1812804667), (8623, 2102290), (17246, 1051145), (43115, 420458), (86230, 210229)]