20464752

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 67852800

約数和(自身を除く): 47388048

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 113, 132, 147, 154, 168, 176, 196, 226, 231, 264, 294, 308, 336, 339, 343, 392, 452, 462, 528, 539, 588, 616, 678, 686, 784, 791, 904, 924, 1029, 1078, 1176, 1232, 1243, 1356, 1372, 1582, 1617, 1808, 1848, 2058, 2156, 2352, 2373, 2486, 2712, 2744, 3164, 3234, 3696, 3729, 3773, 4116, 4312, 4746, 4972, 5424, 5488, 5537, 6328, 6468, 7458, 7546, 8232, 8624, 8701, 9492, 9944, 11074, 11319, 12656, 12936, 14916, 15092, 16464, 16611, 17402, 18984, 19888, 22148, 22638, 25872, 26103, 29832, 30184, 33222, 34804, 37968, 38759, 44296, 45276, 52206, 59664, 60368, 60907, 66444, 69608, 77518, 88592, 90552, 104412, 116277, 121814, 132888, 139216, 155036, 181104, 182721, 208824, 232554, 243628, 265776, 310072, 365442, 417648, 426349, 465108, 487256, 620144, 730884, 852698, 930216, 974512, 1279047, 1461768, 1705396, 1860432, 2558094, 2923536, 3410792, 5116188, 6821584, 10232376, 20464752]

約数ペア:

[(1, 20464752), (2, 10232376), (3, 6821584), (4, 5116188), (6, 3410792), (7, 2923536), (8, 2558094), (11, 1860432), (12, 1705396), (14, 1461768), (16, 1279047), (21, 974512), (22, 930216), (24, 852698), (28, 730884), (33, 620144), (42, 487256), (44, 465108), (48, 426349), (49, 417648), (56, 365442), (66, 310072), (77, 265776), (84, 243628), (88, 232554), (98, 208824), (112, 182721), (113, 181104), (132, 155036), (147, 139216), (154, 132888), (168, 121814), (176, 116277), (196, 104412), (226, 90552), (231, 88592), (264, 77518), (294, 69608), (308, 66444), (336, 60907), (339, 60368), (343, 59664), (392, 52206), (452, 45276), (462, 44296), (528, 38759), (539, 37968), (588, 34804), (616, 33222), (678, 30184), (686, 29832), (784, 26103), (791, 25872), (904, 22638), (924, 22148), (1029, 19888), (1078, 18984), (1176, 17402), (1232, 16611), (1243, 16464), (1356, 15092), (1372, 14916), (1582, 12936), (1617, 12656), (1808, 11319), (1848, 11074), (2058, 9944), (2156, 9492), (2352, 8701), (2373, 8624), (2486, 8232), (2712, 7546), (2744, 7458), (3164, 6468), (3234, 6328), (3696, 5537), (3729, 5488), (3773, 5424), (4116, 4972), (4312, 4746)]