20188266880041

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{139490129}}^1$

素因数の和:139491385

約数の個数: 24

約数和(自身を含む): 31429358131080

約数和(自身を除く): 11241091251039

約数列:

[1, 3, 9, 13, 39, 117, 1237, 3711, 11133, 16081, 48243, 144729, 139490129, 418470387, 1255411161, 1813371677, 5440115031, 16320345093, 172549289573, 517647868719, 1552943606157, 2243140764449, 6729422293347, 20188266880041]

約数ペア:

[(1, 20188266880041), (3, 6729422293347), (9, 2243140764449), (13, 1552943606157), (39, 517647868719), (117, 172549289573), (1237, 16320345093), (3711, 5440115031), (11133, 1813371677), (16081, 1255411161), (48243, 418470387), (144729, 139490129)]