20023662848

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 288

約数和(自身を含む): 50610094080

約数和(自身を除く): 30586431232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 61, 62, 64, 76, 112, 122, 124, 128, 133, 152, 217, 224, 244, 248, 256, 266, 304, 311, 427, 434, 448, 488, 496, 532, 589, 608, 622, 854, 868, 896, 976, 992, 1064, 1159, 1178, 1216, 1244, 1708, 1736, 1792, 1891, 1952, 1984, 2128, 2177, 2318, 2356, 2432, 2488, 3416, 3472, 3782, 3904, 3968, 4123, 4256, 4354, 4636, 4712, 4864, 4976, 5909, 6832, 6944, 7564, 7808, 7936, 8113, 8246, 8512, 8708, 9272, 9424, 9641, 9952, 11818, 13237, 13664, 13888, 15128, 15616, 16226, 16492, 17024, 17416, 18544, 18848, 18971, 19282, 19904, 23636, 26474, 27328, 27776, 30256, 32452, 32984, 34048, 34832, 35929, 37088, 37696, 37942, 38564, 39808, 41363, 47272, 52948, 54656, 55552, 60512, 64904, 65968, 67487, 69664, 71858, 74176, 75392, 75884, 77128, 79616, 82726, 94544, 105896, 109312, 121024, 129808, 131936, 132797, 134974, 139328, 143716, 148352, 150784, 151768, 154256, 165452, 183179, 189088, 211792, 242048, 251503, 259616, 263872, 265594, 269948, 278656, 287432, 296704, 303536, 308512, 330904, 360449, 366358, 378176, 423584, 484096, 503006, 519232, 527744, 531188, 539896, 557312, 574864, 588101, 607072, 617024, 661808, 720898, 732716, 756352, 847168, 1006012, 1038464, 1055488, 1062376, 1079792, 1149728, 1176202, 1214144, 1234048, 1282253, 1323616, 1441796, 1465432, 1512704, 1694336, 2012024, 2076928, 2124752, 2159584, 2299456, 2352404, 2428288, 2468096, 2523143, 2564506, 2647232, 2883592, 2930864, 3388672, 4024048, 4116707, 4249504, 4319168, 4598912, 4704808, 4856576, 5046286, 5129012, 5294464, 5767184, 5861728, 8048096, 8233414, 8499008, 8638336, 9197824, 9409616, 10092572, 10258024, 10588928, 11173919, 11534368, 11723456, 16096192, 16466828, 16998016, 17276672, 18819232, 20185144, 20516048, 22347838, 23068736, 23446912, 32192384, 32933656, 33996032, 37638464, 40370288, 41032096, 44695676, 46137472, 46893824, 64384768, 65867312, 75276928, 78217433, 80740576, 82064192, 89391352, 92274944, 131734624, 150553856, 156434866, 161481152, 164128384, 178782704, 263469248, 312869732, 322962304, 328256768, 357565408, 526938496, 625739464, 645924608, 715130816, 1053876992, 1251478928, 1430261632, 2502957856, 2860523264, 5005915712, 10011831424, 20023662848]

約数ペア:

[(1, 20023662848), (2, 10011831424), (4, 5005915712), (7, 2860523264), (8, 2502957856), (14, 1430261632), (16, 1251478928), (19, 1053876992), (28, 715130816), (31, 645924608), (32, 625739464), (38, 526938496), (56, 357565408), (61, 328256768), (62, 322962304), (64, 312869732), (76, 263469248), (112, 178782704), (122, 164128384), (124, 161481152), (128, 156434866), (133, 150553856), (152, 131734624), (217, 92274944), (224, 89391352), (244, 82064192), (248, 80740576), (256, 78217433), (266, 75276928), (304, 65867312), (311, 64384768), (427, 46893824), (434, 46137472), (448, 44695676), (488, 41032096), (496, 40370288), (532, 37638464), (589, 33996032), (608, 32933656), (622, 32192384), (854, 23446912), (868, 23068736), (896, 22347838), (976, 20516048), (992, 20185144), (1064, 18819232), (1159, 17276672), (1178, 16998016), (1216, 16466828), (1244, 16096192), (1708, 11723456), (1736, 11534368), (1792, 11173919), (1891, 10588928), (1952, 10258024), (1984, 10092572), (2128, 9409616), (2177, 9197824), (2318, 8638336), (2356, 8499008), (2432, 8233414), (2488, 8048096), (3416, 5861728), (3472, 5767184), (3782, 5294464), (3904, 5129012), (3968, 5046286), (4123, 4856576), (4256, 4704808), (4354, 4598912), (4636, 4319168), (4712, 4249504), (4864, 4116707), (4976, 4024048), (5909, 3388672), (6832, 2930864), (6944, 2883592), (7564, 2647232), (7808, 2564506), (7936, 2523143), (8113, 2468096), (8246, 2428288), (8512, 2352404), (8708, 2299456), (9272, 2159584), (9424, 2124752), (9641, 2076928), (9952, 2012024), (11818, 1694336), (13237, 1512704), (13664, 1465432), (13888, 1441796), (15128, 1323616), (15616, 1282253), (16226, 1234048), (16492, 1214144), (17024, 1176202), (17416, 1149728), (18544, 1079792), (18848, 1062376), (18971, 1055488), (19282, 1038464), (19904, 1006012), (23636, 847168), (26474, 756352), (27328, 732716), (27776, 720898), (30256, 661808), (32452, 617024), (32984, 607072), (34048, 588101), (34832, 574864), (35929, 557312), (37088, 539896), (37696, 531188), (37942, 527744), (38564, 519232), (39808, 503006), (41363, 484096), (47272, 423584), (52948, 378176), (54656, 366358), (55552, 360449), (60512, 330904), (64904, 308512), (65968, 303536), (67487, 296704), (69664, 287432), (71858, 278656), (74176, 269948), (75392, 265594), (75884, 263872), (77128, 259616), (79616, 251503), (82726, 242048), (94544, 211792), (105896, 189088), (109312, 183179), (121024, 165452), (129808, 154256), (131936, 151768), (132797, 150784), (134974, 148352), (139328, 143716)]