18678168

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2069

約数の個数: 64

約数和(自身を含む): 53116800

約数和(自身を除く): 34438632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2011, 2322, 3096, 4022, 4644, 6033, 8044, 9288, 12066, 16088, 18099, 24132, 36198, 48264, 54297, 72396, 86473, 108594, 144792, 172946, 217188, 259419, 345892, 434376, 518838, 691784, 778257, 1037676, 1556514, 2075352, 2334771, 3113028, 4669542, 6226056, 9339084, 18678168]

約数ペア:

[(1, 18678168), (2, 9339084), (3, 6226056), (4, 4669542), (6, 3113028), (8, 2334771), (9, 2075352), (12, 1556514), (18, 1037676), (24, 778257), (27, 691784), (36, 518838), (43, 434376), (54, 345892), (72, 259419), (86, 217188), (108, 172946), (129, 144792), (172, 108594), (216, 86473), (258, 72396), (344, 54297), (387, 48264), (516, 36198), (774, 24132), (1032, 18099), (1161, 16088), (1548, 12066), (2011, 9288), (2322, 8044), (3096, 6033), (4022, 4644)]