20671570507

素因数分解:

$7^1\times {\mathrm{499}}^1\times {\mathrm{541}}^1\times {\mathrm{10939}}^1$

素因数の和:11986

約数の個数: 16

約数和(自身を含む): 23717920000

約数和(自身を除く): 3046349493

約数列:

[1, 7, 499, 541, 3493, 3787, 10939, 76573, 269959, 1889713, 5458561, 5917999, 38209927, 41425993, 2953081501, 20671570507]

約数ペア:

[(1, 20671570507), (7, 2953081501), (499, 41425993), (541, 38209927), (3493, 5917999), (3787, 5458561), (10939, 1889713), (76573, 269959)]