18804524288

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:1028

約数の個数: 144

約数和(自身を含む): 42538910400

約数和(自身を除く): 23734386112

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 256, 319, 352, 409, 464, 563, 638, 704, 818, 928, 1126, 1276, 1408, 1636, 1856, 2252, 2552, 2816, 3272, 3712, 4499, 4504, 5104, 6193, 6544, 7424, 8998, 9008, 10208, 11861, 12386, 13088, 16327, 17996, 18016, 20416, 23722, 24772, 26176, 32654, 35992, 36032, 40832, 47444, 49544, 52352, 65308, 71984, 72064, 81664, 94888, 99088, 104704, 130471, 130616, 143968, 144128, 179597, 189776, 198176, 230267, 260942, 261232, 287936, 359194, 379552, 396352, 460534, 521884, 522464, 575872, 718388, 759104, 792704, 921068, 1043768, 1044928, 1151744, 1436776, 1518208, 1585408, 1842136, 2087536, 2089856, 2532937, 2873552, 3036416, 3684272, 4175072, 4179712, 5065874, 5747104, 6677743, 7368544, 8350144, 10131748, 11494208, 13355486, 14737088, 16700288, 20263496, 22988416, 26710972, 29474176, 33400576, 40526992, 45976832, 53421944, 58948352, 73455173, 81053984, 106843888, 146910346, 162107968, 213687776, 293820692, 324215936, 427375552, 587641384, 648431872, 854751104, 1175282768, 1709502208, 2350565536, 4701131072, 9402262144, 18804524288]

約数ペア:

[(1, 18804524288), (2, 9402262144), (4, 4701131072), (8, 2350565536), (11, 1709502208), (16, 1175282768), (22, 854751104), (29, 648431872), (32, 587641384), (44, 427375552), (58, 324215936), (64, 293820692), (88, 213687776), (116, 162107968), (128, 146910346), (176, 106843888), (232, 81053984), (256, 73455173), (319, 58948352), (352, 53421944), (409, 45976832), (464, 40526992), (563, 33400576), (638, 29474176), (704, 26710972), (818, 22988416), (928, 20263496), (1126, 16700288), (1276, 14737088), (1408, 13355486), (1636, 11494208), (1856, 10131748), (2252, 8350144), (2552, 7368544), (2816, 6677743), (3272, 5747104), (3712, 5065874), (4499, 4179712), (4504, 4175072), (5104, 3684272), (6193, 3036416), (6544, 2873552), (7424, 2532937), (8998, 2089856), (9008, 2087536), (10208, 1842136), (11861, 1585408), (12386, 1518208), (13088, 1436776), (16327, 1151744), (17996, 1044928), (18016, 1043768), (20416, 921068), (23722, 792704), (24772, 759104), (26176, 718388), (32654, 575872), (35992, 522464), (36032, 521884), (40832, 460534), (47444, 396352), (49544, 379552), (52352, 359194), (65308, 287936), (71984, 261232), (72064, 260942), (81664, 230267), (94888, 198176), (99088, 189776), (104704, 179597), (130471, 144128), (130616, 143968)]