20135245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4363}}^1$

素因数の和:4452

約数の個数: 16

約数和(自身を含む): 26393472

約数和(自身を除く): 6258227

約数列:

[1, 5, 13, 65, 71, 355, 923, 4363, 4615, 21815, 56719, 283595, 309773, 1548865, 4027049, 20135245]

約数ペア:

[(1, 20135245), (5, 4027049), (13, 1548865), (65, 309773), (71, 283595), (355, 56719), (923, 21815), (4363, 4615)]