18683418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239531}}^1$

素因数の和:239549

約数の個数: 16

約数和(自身を含む): 40241376

約数和(自身を除く): 21557958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239531, 479062, 718593, 1437186, 3113903, 6227806, 9341709, 18683418]

約数ペア:

[(1, 18683418), (2, 9341709), (3, 6227806), (6, 3113903), (13, 1437186), (26, 718593), (39, 479062), (78, 239531)]