31393818

素因数分解:

$2^1\times 3^4\times {\mathrm{193789}}^1$

素因数の和:193803

約数の個数: 20

約数和(自身を含む): 70345770

約数和(自身を除く): 38951952

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193789, 387578, 581367, 1162734, 1744101, 3488202, 5232303, 10464606, 15696909, 31393818]

約数ペア:

[(1, 31393818), (2, 15696909), (3, 10464606), (6, 5232303), (9, 3488202), (18, 1744101), (27, 1162734), (54, 581367), (81, 387578), (162, 193789)]