20539761

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7499}}^1$

素因数の和:7596

約数の個数: 16

約数和(自身を含む): 30240000

約数和(自身を除く): 9700239

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7499, 22497, 82489, 247467, 622417, 1867251, 6846587, 20539761]

約数ペア:

[(1, 20539761), (3, 6846587), (11, 1867251), (33, 622417), (83, 247467), (249, 82489), (913, 22497), (2739, 7499)]