18245838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233921}}^1$

素因数の和:233939

約数の個数: 16

約数和(自身を含む): 39298896

約数和(自身を除く): 21053058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 233921, 467842, 701763, 1403526, 3040973, 6081946, 9122919, 18245838]

約数ペア:

[(1, 18245838), (2, 9122919), (3, 6081946), (6, 3040973), (13, 1403526), (26, 701763), (39, 467842), (78, 233921)]