20819667456

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:552

約数の個数: 480

約数和(自身を含む): 72557641728

約数和(自身を除く): 51737974272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 47, 48, 56, 62, 63, 64, 72, 84, 93, 94, 96, 112, 124, 126, 128, 141, 144, 168, 186, 188, 192, 217, 224, 248, 252, 256, 279, 282, 288, 329, 336, 372, 376, 384, 423, 434, 443, 448, 496, 504, 512, 558, 564, 576, 651, 658, 672, 744, 752, 768, 846, 868, 886, 896, 987, 992, 1008, 1116, 1128, 1152, 1302, 1316, 1329, 1344, 1457, 1488, 1504, 1536, 1692, 1736, 1772, 1792, 1953, 1974, 1984, 2016, 2232, 2256, 2304, 2604, 2632, 2658, 2688, 2914, 2961, 2976, 3008, 3101, 3384, 3472, 3544, 3584, 3906, 3948, 3968, 3987, 4032, 4371, 4464, 4512, 4608, 5208, 5264, 5316, 5376, 5828, 5922, 5952, 6016, 6202, 6768, 6944, 7088, 7812, 7896, 7936, 7974, 8064, 8742, 8928, 9024, 9303, 10199, 10416, 10528, 10632, 10752, 11656, 11844, 11904, 12032, 12404, 13113, 13536, 13733, 13888, 14176, 15624, 15792, 15872, 15948, 16128, 17484, 17856, 18048, 18606, 20398, 20821, 20832, 21056, 21264, 23312, 23688, 23808, 24064, 24808, 26226, 27072, 27466, 27776, 27909, 28352, 30597, 31248, 31584, 31896, 32256, 34968, 35712, 36096, 37212, 40796, 41199, 41642, 41664, 42112, 42528, 46624, 47376, 47616, 49616, 52452, 54144, 54932, 55552, 55818, 56704, 61194, 62463, 62496, 63168, 63792, 69936, 71424, 72192, 74424, 81592, 82398, 83284, 83328, 84224, 85056, 91791, 93248, 94752, 96131, 99232, 104904, 108288, 109864, 111104, 111636, 113408, 122388, 123597, 124926, 124992, 126336, 127584, 139872, 142848, 145747, 148848, 163184, 164796, 166568, 166656, 168448, 170112, 183582, 186496, 187389, 189504, 192262, 198464, 209808, 216576, 219728, 223272, 226816, 244776, 247194, 249852, 249984, 252672, 255168, 279744, 288393, 291494, 297696, 326368, 329592, 333136, 333312, 340224, 367164, 372992, 374778, 379008, 384524, 396928, 419616, 437241, 439456, 446544, 489552, 494388, 499704, 499968, 505344, 510336, 559488, 576786, 582988, 595392, 645451, 652736, 659184, 666272, 680448, 734328, 745984, 749556, 758016, 769048, 793856, 839232, 865179, 874482, 878912, 893088, 979104, 988776, 999408, 999936, 1020672, 1118976, 1153572, 1165976, 1190784, 1290902, 1305472, 1311723, 1318368, 1332544, 1468656, 1499112, 1516032, 1538096, 1587712, 1678464, 1730358, 1748964, 1757824, 1786176, 1936353, 1958208, 1977552, 1998816, 2041344, 2237952, 2307144, 2331952, 2381568, 2581804, 2610944, 2623446, 2636736, 2665088, 2937312, 2998224, 3076192, 3356928, 3460716, 3497928, 3515648, 3572352, 3872706, 3916416, 3955104, 3997632, 4518157, 4614288, 4663904, 4763136, 5163608, 5221888, 5246892, 5273472, 5330176, 5809059, 5874624, 5996448, 6152384, 6713856, 6921432, 6995856, 7031296, 7144704, 7745412, 7832832, 7910208, 7995264, 9036314, 9228576, 9327808, 10327216, 10493784, 10546944, 10660352, 11618118, 11749248, 11992896, 12304768, 13554471, 13842864, 13991712, 14289408, 15490824, 15665664, 15820416, 15990528, 18072628, 18457152, 18655616, 20654432, 20987568, 21093888, 23236236, 23498496, 23985792, 24609536, 27108942, 27685728, 27983424, 30981648, 31640832, 31981056, 36145256, 36914304, 37311232, 40663413, 41308864, 41975136, 46472472, 46996992, 47971584, 49219072, 54217884, 55371456, 55966848, 61963296, 63281664, 72290512, 73828608, 74622464, 81326826, 82617728, 83950272, 92944944, 95943168, 108435768, 110742912, 111933696, 123926592, 144581024, 147657216, 162653652, 165235456, 167900544, 185889888, 216871536, 221485824, 223867392, 247853184, 289162048, 325307304, 330470912, 335801088, 371779776, 433743072, 442971648, 495706368, 578324096, 650614608, 671602176, 743559552, 867486144, 991412736, 1156648192, 1301229216, 1487119104, 1734972288, 2313296384, 2602458432, 2974238208, 3469944576, 5204916864, 6939889152, 10409833728, 20819667456]

約数ペア:

[(1, 20819667456), (2, 10409833728), (3, 6939889152), (4, 5204916864), (6, 3469944576), (7, 2974238208), (8, 2602458432), (9, 2313296384), (12, 1734972288), (14, 1487119104), (16, 1301229216), (18, 1156648192), (21, 991412736), (24, 867486144), (28, 743559552), (31, 671602176), (32, 650614608), (36, 578324096), (42, 495706368), (47, 442971648), (48, 433743072), (56, 371779776), (62, 335801088), (63, 330470912), (64, 325307304), (72, 289162048), (84, 247853184), (93, 223867392), (94, 221485824), (96, 216871536), (112, 185889888), (124, 167900544), (126, 165235456), (128, 162653652), (141, 147657216), (144, 144581024), (168, 123926592), (186, 111933696), (188, 110742912), (192, 108435768), (217, 95943168), (224, 92944944), (248, 83950272), (252, 82617728), (256, 81326826), (279, 74622464), (282, 73828608), (288, 72290512), (329, 63281664), (336, 61963296), (372, 55966848), (376, 55371456), (384, 54217884), (423, 49219072), (434, 47971584), (443, 46996992), (448, 46472472), (496, 41975136), (504, 41308864), (512, 40663413), (558, 37311232), (564, 36914304), (576, 36145256), (651, 31981056), (658, 31640832), (672, 30981648), (744, 27983424), (752, 27685728), (768, 27108942), (846, 24609536), (868, 23985792), (886, 23498496), (896, 23236236), (987, 21093888), (992, 20987568), (1008, 20654432), (1116, 18655616), (1128, 18457152), (1152, 18072628), (1302, 15990528), (1316, 15820416), (1329, 15665664), (1344, 15490824), (1457, 14289408), (1488, 13991712), (1504, 13842864), (1536, 13554471), (1692, 12304768), (1736, 11992896), (1772, 11749248), (1792, 11618118), (1953, 10660352), (1974, 10546944), (1984, 10493784), (2016, 10327216), (2232, 9327808), (2256, 9228576), (2304, 9036314), (2604, 7995264), (2632, 7910208), (2658, 7832832), (2688, 7745412), (2914, 7144704), (2961, 7031296), (2976, 6995856), (3008, 6921432), (3101, 6713856), (3384, 6152384), (3472, 5996448), (3544, 5874624), (3584, 5809059), (3906, 5330176), (3948, 5273472), (3968, 5246892), (3987, 5221888), (4032, 5163608), (4371, 4763136), (4464, 4663904), (4512, 4614288), (4608, 4518157), (5208, 3997632), (5264, 3955104), (5316, 3916416), (5376, 3872706), (5828, 3572352), (5922, 3515648), (5952, 3497928), (6016, 3460716), (6202, 3356928), (6768, 3076192), (6944, 2998224), (7088, 2937312), (7812, 2665088), (7896, 2636736), (7936, 2623446), (7974, 2610944), (8064, 2581804), (8742, 2381568), (8928, 2331952), (9024, 2307144), (9303, 2237952), (10199, 2041344), (10416, 1998816), (10528, 1977552), (10632, 1958208), (10752, 1936353), (11656, 1786176), (11844, 1757824), (11904, 1748964), (12032, 1730358), (12404, 1678464), (13113, 1587712), (13536, 1538096), (13733, 1516032), (13888, 1499112), (14176, 1468656), (15624, 1332544), (15792, 1318368), (15872, 1311723), (15948, 1305472), (16128, 1290902), (17484, 1190784), (17856, 1165976), (18048, 1153572), (18606, 1118976), (20398, 1020672), (20821, 999936), (20832, 999408), (21056, 988776), (21264, 979104), (23312, 893088), (23688, 878912), (23808, 874482), (24064, 865179), (24808, 839232), (26226, 793856), (27072, 769048), (27466, 758016), (27776, 749556), (27909, 745984), (28352, 734328), (30597, 680448), (31248, 666272), (31584, 659184), (31896, 652736), (32256, 645451), (34968, 595392), (35712, 582988), (36096, 576786), (37212, 559488), (40796, 510336), (41199, 505344), (41642, 499968), (41664, 499704), (42112, 494388), (42528, 489552), (46624, 446544), (47376, 439456), (47616, 437241), (49616, 419616), (52452, 396928), (54144, 384524), (54932, 379008), (55552, 374778), (55818, 372992), (56704, 367164), (61194, 340224), (62463, 333312), (62496, 333136), (63168, 329592), (63792, 326368), (69936, 297696), (71424, 291494), (72192, 288393), (74424, 279744), (81592, 255168), (82398, 252672), (83284, 249984), (83328, 249852), (84224, 247194), (85056, 244776), (91791, 226816), (93248, 223272), (94752, 219728), (96131, 216576), (99232, 209808), (104904, 198464), (108288, 192262), (109864, 189504), (111104, 187389), (111636, 186496), (113408, 183582), (122388, 170112), (123597, 168448), (124926, 166656), (124992, 166568), (126336, 164796), (127584, 163184), (139872, 148848), (142848, 145747)]