18140238

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 42007680

約数和(自身を除く): 23867442

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 207, 258, 387, 414, 774, 989, 1019, 1978, 2038, 2967, 3057, 5934, 6114, 8901, 9171, 17802, 18342, 23437, 43817, 46874, 70311, 87634, 131451, 140622, 210933, 262902, 394353, 421866, 788706, 1007791, 2015582, 3023373, 6046746, 9070119, 18140238]

約数ペア:

[(1, 18140238), (2, 9070119), (3, 6046746), (6, 3023373), (9, 2015582), (18, 1007791), (23, 788706), (43, 421866), (46, 394353), (69, 262902), (86, 210933), (129, 140622), (138, 131451), (207, 87634), (258, 70311), (387, 46874), (414, 43817), (774, 23437), (989, 18342), (1019, 17802), (1978, 9171), (2038, 8901), (2967, 6114), (3057, 5934)]