18081305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 23753088

約数和(自身を除く): 5671783

約数列:

[1, 5, 11, 55, 521, 631, 2605, 3155, 5731, 6941, 28655, 34705, 328751, 1643755, 3616261, 18081305]

約数ペア:

[(1, 18081305), (5, 3616261), (11, 1643755), (55, 328751), (521, 34705), (631, 28655), (2605, 6941), (3155, 5731)]