18258910904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1123}}^1\times {\mathrm{1231}}^1$

素因数の和:2500

約数の個数: 64

約数和(自身を含む): 37222563840

約数和(自身を除く): 18963652936

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 254, 508, 1016, 1123, 1231, 1651, 2246, 2462, 3302, 4492, 4924, 6604, 8984, 9848, 13208, 14599, 16003, 29198, 32006, 58396, 64012, 116792, 128024, 142621, 156337, 285242, 312674, 570484, 625348, 1140968, 1250696, 1382413, 1854073, 2032381, 2764826, 3708146, 4064762, 5529652, 7416292, 8129524, 11059304, 14832584, 16259048, 17971369, 35942738, 71885476, 143770952, 175566451, 351132902, 702265804, 1404531608, 2282363863, 4564727726, 9129455452, 18258910904]

約数ペア:

[(1, 18258910904), (2, 9129455452), (4, 4564727726), (8, 2282363863), (13, 1404531608), (26, 702265804), (52, 351132902), (104, 175566451), (127, 143770952), (254, 71885476), (508, 35942738), (1016, 17971369), (1123, 16259048), (1231, 14832584), (1651, 11059304), (2246, 8129524), (2462, 7416292), (3302, 5529652), (4492, 4064762), (4924, 3708146), (6604, 2764826), (8984, 2032381), (9848, 1854073), (13208, 1382413), (14599, 1250696), (16003, 1140968), (29198, 625348), (32006, 570484), (58396, 312674), (64012, 285242), (116792, 156337), (128024, 142621)]