19737159

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1801}}^1$

素因数の和:2098

約数の個数: 16

約数和(自身を含む): 28457184

約数和(自身を除く): 8720025

約数列:

[1, 3, 13, 39, 281, 843, 1801, 3653, 5403, 10959, 23413, 70239, 506081, 1518243, 6579053, 19737159]

約数ペア:

[(1, 19737159), (3, 6579053), (13, 1518243), (39, 506081), (281, 70239), (843, 23413), (1801, 10959), (3653, 5403)]