18205145

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8527}}^1$

素因数の和:8600

約数の個数: 16

約数和(自身を含む): 25379328

約数和(自身を除く): 7174183

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 8527, 42635, 59689, 298445, 520147, 2600735, 3641029, 18205145]

約数ペア:

[(1, 18205145), (5, 3641029), (7, 2600735), (35, 520147), (61, 298445), (305, 59689), (427, 42635), (2135, 8527)]