201980943359

素因数分解:

${\mathrm{13}}^2\times {\mathrm{1019}}^2\times {\mathrm{1151}}^1$

素因数の和:3215

約数の個数: 18

約数和(自身を含む): 219118144896

約数和(自身を除く): 17137201537

約数列:

[1, 13, 169, 1019, 1151, 13247, 14963, 172211, 194519, 1038361, 1172869, 13498693, 15247297, 175483009, 198214861, 1195153511, 15536995643, 201980943359]

約数ペア:

[(1, 201980943359), (13, 15536995643), (169, 1195153511), (1019, 198214861), (1151, 175483009), (13247, 15247297), (14963, 13498693), (172211, 1172869), (194519, 1038361)]