12990636

素因数分解:

$2^2\times 3^2\times {\mathrm{360851}}^1$

素因数の和:360861

約数の個数: 18

約数和(自身を含む): 32837532

約数和(自身を除く): 19846896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 360851, 721702, 1082553, 1443404, 2165106, 3247659, 4330212, 6495318, 12990636]

約数ペア:

[(1, 12990636), (2, 6495318), (3, 4330212), (4, 3247659), (6, 2165106), (9, 1443404), (12, 1082553), (18, 721702), (36, 360851)]