20728423872

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:536

約数の個数: 336

約数和(自身を含む): 65609736192

約数和(自身を除く): 44881312320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 71, 72, 78, 96, 104, 117, 127, 142, 144, 156, 192, 208, 213, 234, 254, 284, 288, 307, 312, 381, 416, 426, 468, 508, 568, 576, 614, 624, 639, 762, 832, 852, 921, 923, 936, 1016, 1136, 1143, 1228, 1248, 1278, 1524, 1651, 1704, 1842, 1846, 1872, 2032, 2272, 2286, 2456, 2496, 2556, 2763, 2769, 3048, 3302, 3408, 3684, 3692, 3744, 3991, 4064, 4544, 4572, 4912, 4953, 5112, 5526, 5538, 6096, 6604, 6816, 7368, 7384, 7488, 7982, 8128, 8307, 9017, 9144, 9824, 9906, 10224, 11052, 11076, 11973, 12192, 13208, 13632, 14736, 14768, 14859, 15964, 16614, 18034, 18288, 19648, 19812, 20448, 21797, 22104, 22152, 23946, 24384, 26416, 27051, 29472, 29536, 29718, 31928, 33228, 35919, 36068, 36576, 38989, 39624, 40896, 43594, 44208, 44304, 47892, 52832, 54102, 58944, 59072, 59436, 63856, 65391, 66456, 71838, 72136, 73152, 77978, 79248, 81153, 87188, 88416, 88608, 95784, 105664, 108204, 116967, 117221, 118872, 127712, 130782, 132912, 143676, 144272, 155956, 158496, 162306, 174376, 176832, 177216, 191568, 196173, 216408, 233934, 234442, 237744, 255424, 261564, 265824, 283361, 287352, 288544, 311912, 316992, 324612, 348752, 350901, 351663, 383136, 392346, 432816, 467868, 468884, 475488, 506857, 523128, 531648, 566722, 574704, 577088, 623824, 649224, 697504, 701802, 703326, 766272, 784692, 850083, 865632, 935736, 937768, 950976, 1013714, 1046256, 1054989, 1133444, 1149408, 1247648, 1298448, 1395008, 1403604, 1406652, 1520571, 1569384, 1700166, 1731264, 1871472, 1875536, 2027428, 2092512, 2109978, 2266888, 2298816, 2495296, 2550249, 2596896, 2768219, 2807208, 2813304, 3041142, 3138768, 3400332, 3742944, 3751072, 4054856, 4185024, 4219956, 4533776, 4561713, 5100498, 5193792, 5536438, 5614416, 5626608, 6082284, 6277536, 6800664, 7485888, 7502144, 8109712, 8304657, 8439912, 9067552, 9123426, 10200996, 11072876, 11228832, 11253216, 12164568, 12555072, 13601328, 16219424, 16609314, 16879824, 18135104, 18246852, 20401992, 22145752, 22457664, 22506432, 24329136, 24913971, 27202656, 32438848, 33218628, 33759648, 35986847, 36493704, 40803984, 44291504, 48658272, 49827942, 54405312, 66437256, 67519296, 71973694, 72987408, 81607968, 88583008, 97316544, 99655884, 107960541, 132874512, 143947388, 145974816, 163215936, 177166016, 199311768, 215921082, 265749024, 287894776, 291949632, 323881623, 398623536, 431842164, 531498048, 575789552, 647763246, 797247072, 863684328, 1151579104, 1295526492, 1594494144, 1727368656, 2303158208, 2591052984, 3454737312, 5182105968, 6909474624, 10364211936, 20728423872]

約数ペア:

[(1, 20728423872), (2, 10364211936), (3, 6909474624), (4, 5182105968), (6, 3454737312), (8, 2591052984), (9, 2303158208), (12, 1727368656), (13, 1594494144), (16, 1295526492), (18, 1151579104), (24, 863684328), (26, 797247072), (32, 647763246), (36, 575789552), (39, 531498048), (48, 431842164), (52, 398623536), (64, 323881623), (71, 291949632), (72, 287894776), (78, 265749024), (96, 215921082), (104, 199311768), (117, 177166016), (127, 163215936), (142, 145974816), (144, 143947388), (156, 132874512), (192, 107960541), (208, 99655884), (213, 97316544), (234, 88583008), (254, 81607968), (284, 72987408), (288, 71973694), (307, 67519296), (312, 66437256), (381, 54405312), (416, 49827942), (426, 48658272), (468, 44291504), (508, 40803984), (568, 36493704), (576, 35986847), (614, 33759648), (624, 33218628), (639, 32438848), (762, 27202656), (832, 24913971), (852, 24329136), (921, 22506432), (923, 22457664), (936, 22145752), (1016, 20401992), (1136, 18246852), (1143, 18135104), (1228, 16879824), (1248, 16609314), (1278, 16219424), (1524, 13601328), (1651, 12555072), (1704, 12164568), (1842, 11253216), (1846, 11228832), (1872, 11072876), (2032, 10200996), (2272, 9123426), (2286, 9067552), (2456, 8439912), (2496, 8304657), (2556, 8109712), (2763, 7502144), (2769, 7485888), (3048, 6800664), (3302, 6277536), (3408, 6082284), (3684, 5626608), (3692, 5614416), (3744, 5536438), (3991, 5193792), (4064, 5100498), (4544, 4561713), (4572, 4533776), (4912, 4219956), (4953, 4185024), (5112, 4054856), (5526, 3751072), (5538, 3742944), (6096, 3400332), (6604, 3138768), (6816, 3041142), (7368, 2813304), (7384, 2807208), (7488, 2768219), (7982, 2596896), (8128, 2550249), (8307, 2495296), (9017, 2298816), (9144, 2266888), (9824, 2109978), (9906, 2092512), (10224, 2027428), (11052, 1875536), (11076, 1871472), (11973, 1731264), (12192, 1700166), (13208, 1569384), (13632, 1520571), (14736, 1406652), (14768, 1403604), (14859, 1395008), (15964, 1298448), (16614, 1247648), (18034, 1149408), (18288, 1133444), (19648, 1054989), (19812, 1046256), (20448, 1013714), (21797, 950976), (22104, 937768), (22152, 935736), (23946, 865632), (24384, 850083), (26416, 784692), (27051, 766272), (29472, 703326), (29536, 701802), (29718, 697504), (31928, 649224), (33228, 623824), (35919, 577088), (36068, 574704), (36576, 566722), (38989, 531648), (39624, 523128), (40896, 506857), (43594, 475488), (44208, 468884), (44304, 467868), (47892, 432816), (52832, 392346), (54102, 383136), (58944, 351663), (59072, 350901), (59436, 348752), (63856, 324612), (65391, 316992), (66456, 311912), (71838, 288544), (72136, 287352), (73152, 283361), (77978, 265824), (79248, 261564), (81153, 255424), (87188, 237744), (88416, 234442), (88608, 233934), (95784, 216408), (105664, 196173), (108204, 191568), (116967, 177216), (117221, 176832), (118872, 174376), (127712, 162306), (130782, 158496), (132912, 155956), (143676, 144272)]