18009508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1031}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 34501824

約数和(自身を除く): 16492316

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1031, 1588, 2062, 4124, 4367, 8734, 11341, 17468, 22682, 45364, 409307, 818614, 1637228, 4502377, 9004754, 18009508]

約数ペア:

[(1, 18009508), (2, 9004754), (4, 4502377), (11, 1637228), (22, 818614), (44, 409307), (397, 45364), (794, 22682), (1031, 17468), (1588, 11341), (2062, 8734), (4124, 4367)]