20686073984

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 192

約数和(自身を含む): 46168056000

約数和(自身を除く): 25481982016

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 43, 58, 64, 76, 86, 116, 128, 152, 172, 232, 304, 344, 359, 361, 464, 551, 608, 688, 718, 722, 817, 928, 1102, 1216, 1247, 1376, 1436, 1444, 1634, 1856, 2204, 2432, 2494, 2752, 2872, 2888, 3268, 3712, 4408, 4988, 5504, 5744, 5776, 6536, 6821, 8816, 9976, 10411, 10469, 11488, 11552, 13072, 13642, 15437, 15523, 17632, 19952, 20822, 20938, 22976, 23104, 23693, 26144, 27284, 30874, 31046, 35264, 39904, 41644, 41876, 45952, 46208, 47386, 52288, 54568, 61748, 62092, 70528, 79808, 83288, 83752, 94772, 104576, 109136, 123496, 124184, 129599, 159616, 166576, 167504, 189544, 197809, 218272, 246992, 248368, 259198, 293303, 333152, 335008, 379088, 395618, 436544, 447673, 450167, 493984, 496736, 518396, 586606, 666304, 670016, 758176, 791236, 873088, 895346, 900334, 987968, 993472, 1036792, 1173212, 1332608, 1340032, 1516352, 1582472, 1790692, 1800668, 1975936, 1986944, 2073584, 2346424, 3032704, 3164944, 3581384, 3601336, 3758371, 4147168, 4692848, 5572757, 6329888, 7162768, 7202672, 7516742, 8294336, 8505787, 9385696, 11145514, 12659776, 14325536, 14405344, 15033484, 16588672, 17011574, 18771392, 22291028, 25319552, 28651072, 28810688, 30066968, 34023148, 37542784, 44582056, 57302144, 57621376, 60133936, 68046296, 89164112, 120267872, 136092592, 161609953, 178328224, 240535744, 272185184, 323219906, 356656448, 481071488, 544370368, 646439812, 713312896, 1088740736, 1292879624, 2585759248, 5171518496, 10343036992, 20686073984]

約数ペア:

[(1, 20686073984), (2, 10343036992), (4, 5171518496), (8, 2585759248), (16, 1292879624), (19, 1088740736), (29, 713312896), (32, 646439812), (38, 544370368), (43, 481071488), (58, 356656448), (64, 323219906), (76, 272185184), (86, 240535744), (116, 178328224), (128, 161609953), (152, 136092592), (172, 120267872), (232, 89164112), (304, 68046296), (344, 60133936), (359, 57621376), (361, 57302144), (464, 44582056), (551, 37542784), (608, 34023148), (688, 30066968), (718, 28810688), (722, 28651072), (817, 25319552), (928, 22291028), (1102, 18771392), (1216, 17011574), (1247, 16588672), (1376, 15033484), (1436, 14405344), (1444, 14325536), (1634, 12659776), (1856, 11145514), (2204, 9385696), (2432, 8505787), (2494, 8294336), (2752, 7516742), (2872, 7202672), (2888, 7162768), (3268, 6329888), (3712, 5572757), (4408, 4692848), (4988, 4147168), (5504, 3758371), (5744, 3601336), (5776, 3581384), (6536, 3164944), (6821, 3032704), (8816, 2346424), (9976, 2073584), (10411, 1986944), (10469, 1975936), (11488, 1800668), (11552, 1790692), (13072, 1582472), (13642, 1516352), (15437, 1340032), (15523, 1332608), (17632, 1173212), (19952, 1036792), (20822, 993472), (20938, 987968), (22976, 900334), (23104, 895346), (23693, 873088), (26144, 791236), (27284, 758176), (30874, 670016), (31046, 666304), (35264, 586606), (39904, 518396), (41644, 496736), (41876, 493984), (45952, 450167), (46208, 447673), (47386, 436544), (52288, 395618), (54568, 379088), (61748, 335008), (62092, 333152), (70528, 293303), (79808, 259198), (83288, 248368), (83752, 246992), (94772, 218272), (104576, 197809), (109136, 189544), (123496, 167504), (124184, 166576), (129599, 159616)]