20797335552

素因数分解:

$2^{11}\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:903

約数の個数: 384

約数和(自身を含む): 68937523200

約数和(自身を除く): 48140187648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 32, 38, 42, 48, 56, 57, 62, 64, 76, 84, 93, 96, 112, 114, 124, 128, 133, 152, 168, 186, 192, 217, 224, 228, 248, 256, 266, 304, 336, 372, 384, 399, 434, 448, 456, 496, 512, 532, 589, 608, 651, 672, 744, 768, 798, 821, 868, 896, 912, 992, 1024, 1064, 1178, 1216, 1302, 1344, 1488, 1536, 1596, 1642, 1736, 1767, 1792, 1824, 1984, 2048, 2128, 2356, 2432, 2463, 2604, 2688, 2976, 3072, 3192, 3284, 3472, 3534, 3584, 3648, 3968, 4123, 4256, 4712, 4864, 4926, 5208, 5376, 5747, 5952, 6144, 6384, 6568, 6944, 7068, 7168, 7296, 7936, 8246, 8512, 9424, 9728, 9852, 10416, 10752, 11494, 11904, 12369, 12768, 13136, 13888, 14136, 14336, 14592, 15599, 15872, 16492, 17024, 17241, 18848, 19456, 19704, 20832, 21504, 22988, 23808, 24738, 25451, 25536, 26272, 27776, 28272, 29184, 31198, 31744, 32984, 34048, 34482, 37696, 38912, 39408, 41664, 43008, 45976, 46797, 47616, 49476, 50902, 51072, 52544, 55552, 56544, 58368, 62396, 63488, 65968, 68096, 68964, 75392, 76353, 78816, 83328, 91952, 93594, 95232, 98952, 101804, 102144, 105088, 109193, 111104, 113088, 116736, 124792, 131936, 136192, 137928, 150784, 152706, 157632, 166656, 178157, 183904, 187188, 190464, 197904, 203608, 204288, 210176, 218386, 222208, 226176, 249584, 263872, 272384, 275856, 301568, 305412, 315264, 327579, 333312, 356314, 367808, 374376, 395808, 407216, 408576, 420352, 436772, 444416, 452352, 483569, 499168, 527744, 534471, 551712, 603136, 610824, 630528, 655158, 666624, 712628, 735616, 748752, 791616, 814432, 817152, 840704, 873544, 904704, 967138, 998336, 1055488, 1068942, 1103424, 1206272, 1221648, 1261056, 1310316, 1333248, 1425256, 1450707, 1471232, 1497504, 1583232, 1628864, 1681408, 1747088, 1809408, 1934276, 1996672, 2110976, 2137884, 2206848, 2443296, 2522112, 2620632, 2850512, 2901414, 2942464, 2995008, 3166464, 3257728, 3384983, 3494176, 3618816, 3868552, 3993344, 4221952, 4275768, 4413696, 4886592, 5044224, 5241264, 5701024, 5802828, 5884928, 5990016, 6332928, 6515456, 6769966, 6988352, 7737104, 7986688, 8443904, 8551536, 8827392, 9773184, 10154949, 10482528, 11402048, 11605656, 11769856, 11980032, 12665856, 13030912, 13539932, 13976704, 15474208, 15973376, 17103072, 17654784, 19546368, 20309898, 20965056, 22804096, 23211312, 23960064, 25331712, 26061824, 27079864, 27953408, 30948416, 31946752, 34206144, 35309568, 39092736, 40619796, 41930112, 45608192, 46422624, 47920128, 52123648, 54159728, 55906816, 61896832, 68412288, 78185472, 81239592, 83860224, 91216384, 92845248, 95840256, 108319456, 111813632, 123793664, 136824576, 156370944, 162479184, 167720448, 182432768, 185690496, 216638912, 223627264, 247587328, 273649152, 324958368, 335440896, 364865536, 371380992, 433277824, 495174656, 547298304, 649916736, 670881792, 742761984, 866555648, 990349312, 1094596608, 1299833472, 1485523968, 1733111296, 2599666944, 2971047936, 3466222592, 5199333888, 6932445184, 10398667776, 20797335552]

約数ペア:

[(1, 20797335552), (2, 10398667776), (3, 6932445184), (4, 5199333888), (6, 3466222592), (7, 2971047936), (8, 2599666944), (12, 1733111296), (14, 1485523968), (16, 1299833472), (19, 1094596608), (21, 990349312), (24, 866555648), (28, 742761984), (31, 670881792), (32, 649916736), (38, 547298304), (42, 495174656), (48, 433277824), (56, 371380992), (57, 364865536), (62, 335440896), (64, 324958368), (76, 273649152), (84, 247587328), (93, 223627264), (96, 216638912), (112, 185690496), (114, 182432768), (124, 167720448), (128, 162479184), (133, 156370944), (152, 136824576), (168, 123793664), (186, 111813632), (192, 108319456), (217, 95840256), (224, 92845248), (228, 91216384), (248, 83860224), (256, 81239592), (266, 78185472), (304, 68412288), (336, 61896832), (372, 55906816), (384, 54159728), (399, 52123648), (434, 47920128), (448, 46422624), (456, 45608192), (496, 41930112), (512, 40619796), (532, 39092736), (589, 35309568), (608, 34206144), (651, 31946752), (672, 30948416), (744, 27953408), (768, 27079864), (798, 26061824), (821, 25331712), (868, 23960064), (896, 23211312), (912, 22804096), (992, 20965056), (1024, 20309898), (1064, 19546368), (1178, 17654784), (1216, 17103072), (1302, 15973376), (1344, 15474208), (1488, 13976704), (1536, 13539932), (1596, 13030912), (1642, 12665856), (1736, 11980032), (1767, 11769856), (1792, 11605656), (1824, 11402048), (1984, 10482528), (2048, 10154949), (2128, 9773184), (2356, 8827392), (2432, 8551536), (2463, 8443904), (2604, 7986688), (2688, 7737104), (2976, 6988352), (3072, 6769966), (3192, 6515456), (3284, 6332928), (3472, 5990016), (3534, 5884928), (3584, 5802828), (3648, 5701024), (3968, 5241264), (4123, 5044224), (4256, 4886592), (4712, 4413696), (4864, 4275768), (4926, 4221952), (5208, 3993344), (5376, 3868552), (5747, 3618816), (5952, 3494176), (6144, 3384983), (6384, 3257728), (6568, 3166464), (6944, 2995008), (7068, 2942464), (7168, 2901414), (7296, 2850512), (7936, 2620632), (8246, 2522112), (8512, 2443296), (9424, 2206848), (9728, 2137884), (9852, 2110976), (10416, 1996672), (10752, 1934276), (11494, 1809408), (11904, 1747088), (12369, 1681408), (12768, 1628864), (13136, 1583232), (13888, 1497504), (14136, 1471232), (14336, 1450707), (14592, 1425256), (15599, 1333248), (15872, 1310316), (16492, 1261056), (17024, 1221648), (17241, 1206272), (18848, 1103424), (19456, 1068942), (19704, 1055488), (20832, 998336), (21504, 967138), (22988, 904704), (23808, 873544), (24738, 840704), (25451, 817152), (25536, 814432), (26272, 791616), (27776, 748752), (28272, 735616), (29184, 712628), (31198, 666624), (31744, 655158), (32984, 630528), (34048, 610824), (34482, 603136), (37696, 551712), (38912, 534471), (39408, 527744), (41664, 499168), (43008, 483569), (45976, 452352), (46797, 444416), (47616, 436772), (49476, 420352), (50902, 408576), (51072, 407216), (52544, 395808), (55552, 374376), (56544, 367808), (58368, 356314), (62396, 333312), (63488, 327579), (65968, 315264), (68096, 305412), (68964, 301568), (75392, 275856), (76353, 272384), (78816, 263872), (83328, 249584), (91952, 226176), (93594, 222208), (95232, 218386), (98952, 210176), (101804, 204288), (102144, 203608), (105088, 197904), (109193, 190464), (111104, 187188), (113088, 183904), (116736, 178157), (124792, 166656), (131936, 157632), (136192, 152706), (137928, 150784)]