20147452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 38219216

約数和(自身を除く): 18071764

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 2377, 4238, 4754, 8476, 9508, 30901, 61802, 123604, 387451, 774902, 1549804, 5036863, 10073726, 20147452]

約数ペア:

[(1, 20147452), (2, 10073726), (4, 5036863), (13, 1549804), (26, 774902), (52, 387451), (163, 123604), (326, 61802), (652, 30901), (2119, 9508), (2377, 8476), (4238, 4754)]