18181012

素因数分解:

$2^2\times {\mathrm{107}}^2\times {\mathrm{397}}^1$

素因数の和:615

約数の個数: 18

約数和(自身を含む): 32197802

約数和(自身を除く): 14016790

約数列:

[1, 2, 4, 107, 214, 397, 428, 794, 1588, 11449, 22898, 42479, 45796, 84958, 169916, 4545253, 9090506, 18181012]

約数ペア:

[(1, 18181012), (2, 9090506), (4, 4545253), (107, 169916), (214, 84958), (397, 45796), (428, 42479), (794, 22898), (1588, 11449)]