20403218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2963}}^1$

素因数の和:3289

約数の個数: 16

約数和(自身を含む): 33505056

約数和(自身を除く): 13101838

約数列:

[1, 2, 11, 22, 313, 626, 2963, 3443, 5926, 6886, 32593, 65186, 927419, 1854838, 10201609, 20403218]

約数ペア:

[(1, 20403218), (2, 10201609), (11, 1854838), (22, 927419), (313, 65186), (626, 32593), (2963, 6886), (3443, 5926)]