20326788

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1518

約数の個数: 60

約数和(自身を含む): 54411280

約数和(自身を除く): 34084492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 258, 324, 387, 516, 774, 1161, 1459, 1548, 2322, 2918, 3483, 4377, 4644, 5836, 6966, 8754, 13131, 13932, 17508, 26262, 39393, 52524, 62737, 78786, 118179, 125474, 157572, 188211, 236358, 250948, 376422, 472716, 564633, 752844, 1129266, 1693899, 2258532, 3387798, 5081697, 6775596, 10163394, 20326788]

約数ペア:

[(1, 20326788), (2, 10163394), (3, 6775596), (4, 5081697), (6, 3387798), (9, 2258532), (12, 1693899), (18, 1129266), (27, 752844), (36, 564633), (43, 472716), (54, 376422), (81, 250948), (86, 236358), (108, 188211), (129, 157572), (162, 125474), (172, 118179), (258, 78786), (324, 62737), (387, 52524), (516, 39393), (774, 26262), (1161, 17508), (1459, 13932), (1548, 13131), (2322, 8754), (2918, 6966), (3483, 5836), (4377, 4644)]