12218868

素因数分解:

$2^2\times 3^2\times {\mathrm{339413}}^1$

素因数の和:339423

約数の個数: 18

約数和(自身を含む): 30886674

約数和(自身を除く): 18667806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 339413, 678826, 1018239, 1357652, 2036478, 3054717, 4072956, 6109434, 12218868]

約数ペア:

[(1, 12218868), (2, 6109434), (3, 4072956), (4, 3054717), (6, 2036478), (9, 1357652), (12, 1018239), (18, 678826), (36, 339413)]