18578832

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 50086080

約数和(自身を除く): 31507248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 67, 106, 109, 134, 159, 201, 212, 218, 268, 318, 327, 402, 424, 436, 536, 636, 654, 804, 848, 872, 1072, 1272, 1308, 1608, 1744, 2544, 2616, 3216, 3551, 5232, 5777, 7102, 7303, 10653, 11554, 14204, 14606, 17331, 21306, 21909, 23108, 28408, 29212, 34662, 42612, 43818, 46216, 56816, 58424, 69324, 85224, 87636, 92432, 116848, 138648, 170448, 175272, 277296, 350544, 387059, 774118, 1161177, 1548236, 2322354, 3096472, 4644708, 6192944, 9289416, 18578832]

約数ペア:

[(1, 18578832), (2, 9289416), (3, 6192944), (4, 4644708), (6, 3096472), (8, 2322354), (12, 1548236), (16, 1161177), (24, 774118), (48, 387059), (53, 350544), (67, 277296), (106, 175272), (109, 170448), (134, 138648), (159, 116848), (201, 92432), (212, 87636), (218, 85224), (268, 69324), (318, 58424), (327, 56816), (402, 46216), (424, 43818), (436, 42612), (536, 34662), (636, 29212), (654, 28408), (804, 23108), (848, 21909), (872, 21306), (1072, 17331), (1272, 14606), (1308, 14204), (1608, 11554), (1744, 10653), (2544, 7303), (2616, 7102), (3216, 5777), (3551, 5232)]