12740298

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 28892160

約数和(自身を除く): 16151862

約数列:

[1, 2, 3, 6, 19, 23, 38, 43, 46, 57, 69, 86, 113, 114, 129, 138, 226, 258, 339, 437, 678, 817, 874, 989, 1311, 1634, 1978, 2147, 2451, 2599, 2622, 2967, 4294, 4859, 4902, 5198, 5934, 6441, 7797, 9718, 12882, 14577, 15594, 18791, 29154, 37582, 49381, 56373, 92321, 98762, 111757, 112746, 148143, 184642, 223514, 276963, 296286, 335271, 553926, 670542, 2123383, 4246766, 6370149, 12740298]

約数ペア:

[(1, 12740298), (2, 6370149), (3, 4246766), (6, 2123383), (19, 670542), (23, 553926), (38, 335271), (43, 296286), (46, 276963), (57, 223514), (69, 184642), (86, 148143), (113, 112746), (114, 111757), (129, 98762), (138, 92321), (226, 56373), (258, 49381), (339, 37582), (437, 29154), (678, 18791), (817, 15594), (874, 14577), (989, 12882), (1311, 9718), (1634, 7797), (1978, 6441), (2147, 5934), (2451, 5198), (2599, 4902), (2622, 4859), (2967, 4294)]