19657218048

素因数分解:

$2^{11}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:553

約数の個数: 384

約数和(自身を含む): 61817333760

約数和(自身を除く): 42160115712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 64, 68, 78, 93, 96, 102, 104, 124, 128, 136, 156, 186, 192, 204, 208, 221, 248, 256, 272, 312, 372, 384, 403, 408, 416, 442, 467, 496, 512, 527, 544, 624, 663, 744, 768, 806, 816, 832, 884, 934, 992, 1024, 1054, 1088, 1209, 1248, 1326, 1401, 1488, 1536, 1581, 1612, 1632, 1664, 1768, 1868, 1984, 2048, 2108, 2176, 2418, 2496, 2652, 2802, 2976, 3072, 3162, 3224, 3264, 3328, 3536, 3736, 3968, 4216, 4352, 4836, 4992, 5304, 5604, 5952, 6071, 6144, 6324, 6448, 6528, 6656, 6851, 7072, 7472, 7936, 7939, 8432, 8704, 9672, 9984, 10608, 11208, 11904, 12142, 12648, 12896, 13056, 13312, 13702, 14144, 14477, 14944, 15872, 15878, 16864, 17408, 18213, 19344, 19968, 20553, 21216, 22416, 23808, 23817, 24284, 25296, 25792, 26112, 26624, 27404, 28288, 28954, 29888, 31744, 31756, 33728, 34816, 36426, 38688, 39936, 41106, 42432, 43431, 44832, 47616, 47634, 48568, 50592, 51584, 52224, 54808, 56576, 57908, 59776, 63488, 63512, 67456, 72852, 77376, 79872, 82212, 84864, 86862, 89664, 95232, 95268, 97136, 101184, 103168, 103207, 104448, 109616, 113152, 115816, 119552, 127024, 134912, 145704, 154752, 164424, 169728, 173724, 179328, 188201, 190464, 190536, 194272, 202368, 206336, 206414, 219232, 226304, 231632, 239104, 246109, 254048, 269824, 291408, 309504, 309621, 328848, 339456, 347448, 358656, 376402, 381072, 388544, 404736, 412672, 412828, 438464, 452608, 463264, 478208, 492218, 508096, 539648, 564603, 582816, 619008, 619242, 657696, 678912, 694896, 717312, 738327, 752804, 762144, 777088, 809472, 825344, 825656, 876928, 926528, 956416, 984436, 1016192, 1079296, 1129206, 1165632, 1238016, 1238484, 1315392, 1357824, 1389792, 1434624, 1476654, 1505608, 1524288, 1554176, 1618944, 1651312, 1753856, 1853056, 1968872, 2032384, 2258412, 2331264, 2476032, 2476968, 2630784, 2779584, 2869248, 2953308, 3011216, 3048576, 3108352, 3199417, 3237888, 3302624, 3507712, 3706112, 3937744, 4064768, 4516824, 4662528, 4953936, 5261568, 5559168, 5906616, 6022432, 6097152, 6216704, 6398834, 6605248, 7015424, 7412224, 7875488, 8129536, 9033648, 9325056, 9598251, 9907872, 10523136, 11118336, 11813232, 12044864, 12194304, 12433408, 12797668, 13210496, 14030848, 14824448, 15750976, 16259072, 18067296, 18650112, 19196502, 19815744, 21046272, 22236672, 23626464, 24089728, 24388608, 25595336, 26420992, 29648896, 31501952, 36134592, 37300224, 38393004, 39631488, 42092544, 44473344, 47252928, 48179456, 48777216, 51190672, 52841984, 63003904, 72269184, 76786008, 79262976, 88946688, 94505856, 96358912, 102381344, 105683968, 126007808, 144538368, 153572016, 158525952, 189011712, 192717824, 204762688, 211367936, 252015616, 289076736, 307144032, 317051904, 378023424, 385435648, 409525376, 504031232, 578153472, 614288064, 634103808, 756046848, 819050752, 1156306944, 1228576128, 1512093696, 1638101504, 2457152256, 3276203008, 4914304512, 6552406016, 9828609024, 19657218048]

約数ペア:

[(1, 19657218048), (2, 9828609024), (3, 6552406016), (4, 4914304512), (6, 3276203008), (8, 2457152256), (12, 1638101504), (13, 1512093696), (16, 1228576128), (17, 1156306944), (24, 819050752), (26, 756046848), (31, 634103808), (32, 614288064), (34, 578153472), (39, 504031232), (48, 409525376), (51, 385435648), (52, 378023424), (62, 317051904), (64, 307144032), (68, 289076736), (78, 252015616), (93, 211367936), (96, 204762688), (102, 192717824), (104, 189011712), (124, 158525952), (128, 153572016), (136, 144538368), (156, 126007808), (186, 105683968), (192, 102381344), (204, 96358912), (208, 94505856), (221, 88946688), (248, 79262976), (256, 76786008), (272, 72269184), (312, 63003904), (372, 52841984), (384, 51190672), (403, 48777216), (408, 48179456), (416, 47252928), (442, 44473344), (467, 42092544), (496, 39631488), (512, 38393004), (527, 37300224), (544, 36134592), (624, 31501952), (663, 29648896), (744, 26420992), (768, 25595336), (806, 24388608), (816, 24089728), (832, 23626464), (884, 22236672), (934, 21046272), (992, 19815744), (1024, 19196502), (1054, 18650112), (1088, 18067296), (1209, 16259072), (1248, 15750976), (1326, 14824448), (1401, 14030848), (1488, 13210496), (1536, 12797668), (1581, 12433408), (1612, 12194304), (1632, 12044864), (1664, 11813232), (1768, 11118336), (1868, 10523136), (1984, 9907872), (2048, 9598251), (2108, 9325056), (2176, 9033648), (2418, 8129536), (2496, 7875488), (2652, 7412224), (2802, 7015424), (2976, 6605248), (3072, 6398834), (3162, 6216704), (3224, 6097152), (3264, 6022432), (3328, 5906616), (3536, 5559168), (3736, 5261568), (3968, 4953936), (4216, 4662528), (4352, 4516824), (4836, 4064768), (4992, 3937744), (5304, 3706112), (5604, 3507712), (5952, 3302624), (6071, 3237888), (6144, 3199417), (6324, 3108352), (6448, 3048576), (6528, 3011216), (6656, 2953308), (6851, 2869248), (7072, 2779584), (7472, 2630784), (7936, 2476968), (7939, 2476032), (8432, 2331264), (8704, 2258412), (9672, 2032384), (9984, 1968872), (10608, 1853056), (11208, 1753856), (11904, 1651312), (12142, 1618944), (12648, 1554176), (12896, 1524288), (13056, 1505608), (13312, 1476654), (13702, 1434624), (14144, 1389792), (14477, 1357824), (14944, 1315392), (15872, 1238484), (15878, 1238016), (16864, 1165632), (17408, 1129206), (18213, 1079296), (19344, 1016192), (19968, 984436), (20553, 956416), (21216, 926528), (22416, 876928), (23808, 825656), (23817, 825344), (24284, 809472), (25296, 777088), (25792, 762144), (26112, 752804), (26624, 738327), (27404, 717312), (28288, 694896), (28954, 678912), (29888, 657696), (31744, 619242), (31756, 619008), (33728, 582816), (34816, 564603), (36426, 539648), (38688, 508096), (39936, 492218), (41106, 478208), (42432, 463264), (43431, 452608), (44832, 438464), (47616, 412828), (47634, 412672), (48568, 404736), (50592, 388544), (51584, 381072), (52224, 376402), (54808, 358656), (56576, 347448), (57908, 339456), (59776, 328848), (63488, 309621), (63512, 309504), (67456, 291408), (72852, 269824), (77376, 254048), (79872, 246109), (82212, 239104), (84864, 231632), (86862, 226304), (89664, 219232), (95232, 206414), (95268, 206336), (97136, 202368), (101184, 194272), (103168, 190536), (103207, 190464), (104448, 188201), (109616, 179328), (113152, 173724), (115816, 169728), (119552, 164424), (127024, 154752), (134912, 145704)]