20453939

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 23151744

約数和(自身を除く): 2697805

約数列:

[1, 11, 43, 83, 473, 521, 913, 3569, 5731, 22403, 39259, 43243, 246433, 475673, 1859449, 20453939]

約数ペア:

[(1, 20453939), (11, 1859449), (43, 475673), (83, 246433), (473, 43243), (521, 39259), (913, 22403), (3569, 5731)]