2018784831

素因数分解:

$3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{139121}}^1$

素因数の和:139822

約数の個数: 16

約数和(自身を含む): 3080717568

約数和(自身を除く): 1061932737

約数列:

[1, 3, 7, 21, 691, 2073, 4837, 14511, 139121, 417363, 973847, 2921541, 96132611, 288397833, 672928277, 2018784831]

約数ペア:

[(1, 2018784831), (3, 672928277), (7, 288397833), (21, 96132611), (691, 2921541), (2073, 973847), (4837, 417363), (14511, 139121)]