20427016

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{2657}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 39590910

約数和(自身を除く): 19163894

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 2657, 3844, 5314, 7688, 10628, 21256, 82367, 164734, 329468, 658936, 2553377, 5106754, 10213508, 20427016]

約数ペア:

[(1, 20427016), (2, 10213508), (4, 5106754), (8, 2553377), (31, 658936), (62, 329468), (124, 164734), (248, 82367), (961, 21256), (1922, 10628), (2657, 7688), (3844, 5314)]