12661218

素因数分解:

$2^1\times 3^3\times {\mathrm{234467}}^1$

素因数の和:234478

約数の個数: 16

約数和(自身を含む): 28136160

約数和(自身を除く): 15474942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 234467, 468934, 703401, 1406802, 2110203, 4220406, 6330609, 12661218]

約数ペア:

[(1, 12661218), (2, 6330609), (3, 4220406), (6, 2110203), (9, 1406802), (18, 703401), (27, 468934), (54, 234467)]