18255564

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:3987

約数の個数: 48

約数和(自身を含む): 48442240

約数和(自身を除く): 30186676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 3931, 4644, 7862, 11793, 15724, 23586, 35379, 47172, 70758, 106137, 141516, 169033, 212274, 338066, 424548, 507099, 676132, 1014198, 1521297, 2028396, 3042594, 4563891, 6085188, 9127782, 18255564]

約数ペア:

[(1, 18255564), (2, 9127782), (3, 6085188), (4, 4563891), (6, 3042594), (9, 2028396), (12, 1521297), (18, 1014198), (27, 676132), (36, 507099), (43, 424548), (54, 338066), (86, 212274), (108, 169033), (129, 141516), (172, 106137), (258, 70758), (387, 47172), (516, 35379), (774, 23586), (1161, 15724), (1548, 11793), (2322, 7862), (3931, 4644)]