18261868

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 33066992

約数和(自身を除く): 14805124

約数列:

[1, 2, 4, 37, 74, 148, 163, 326, 652, 757, 1514, 3028, 6031, 12062, 24124, 28009, 56018, 112036, 123391, 246782, 493564, 4565467, 9130934, 18261868]

約数ペア:

[(1, 18261868), (2, 9130934), (4, 4565467), (37, 493564), (74, 246782), (148, 123391), (163, 112036), (326, 56018), (652, 28009), (757, 24124), (1514, 12062), (3028, 6031)]