18673863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12941}}^1$

素因数の和:12994

約数の個数: 16

約数和(自身を含む): 27540576

約数和(自身を除く): 8866713

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 12941, 38823, 168233, 478817, 504699, 1436451, 6224621, 18673863]

約数ペア:

[(1, 18673863), (3, 6224621), (13, 1436451), (37, 504699), (39, 478817), (111, 168233), (481, 38823), (1443, 12941)]