18337475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3319}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 25935840

約数和(自身を除く): 7598365

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3319, 5525, 16595, 43147, 56423, 82975, 215735, 282115, 733499, 1078675, 1410575, 3667495, 18337475]

約数ペア:

[(1, 18337475), (5, 3667495), (13, 1410575), (17, 1078675), (25, 733499), (65, 282115), (85, 215735), (221, 82975), (325, 56423), (425, 43147), (1105, 16595), (3319, 5525)]