20173349265

素因数分解:

$3^1\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{646271}}^1$

素因数の和:648360

約数の個数: 16

約数和(自身を含む): 32292919296

約数和(自身を除く): 12119570031

約数列:

[1, 3, 5, 15, 2081, 6243, 10405, 31215, 646271, 1938813, 3231355, 9694065, 1344889951, 4034669853, 6724449755, 20173349265]

約数ペア:

[(1, 20173349265), (3, 6724449755), (5, 4034669853), (15, 1344889951), (2081, 9694065), (6243, 3231355), (10405, 1938813), (31215, 646271)]