2017887571

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2167441}}^1$

素因数の和:2167474

約数の個数: 12

約数和(自身を含む): 2470883880

約数和(自身を除く): 452996309

約数列:

[1, 7, 19, 49, 133, 931, 2167441, 15172087, 41181379, 106204609, 288269653, 2017887571]

約数ペア:

[(1, 2017887571), (7, 288269653), (19, 106204609), (49, 41181379), (133, 15172087), (931, 2167441)]