20942652016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:699

約数の個数: 160

約数和(自身を含む): 48394277568

約数和(自身を除く): 27451625552

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 157, 173, 176, 208, 286, 314, 337, 346, 572, 628, 674, 692, 1144, 1256, 1348, 1384, 1727, 1903, 2041, 2249, 2288, 2512, 2696, 2768, 3454, 3707, 3806, 4082, 4381, 4498, 5392, 6908, 7414, 7612, 8164, 8762, 8996, 13816, 14828, 15224, 16328, 17524, 17992, 22451, 24739, 27161, 27632, 29656, 30448, 32656, 35048, 35984, 44902, 48191, 49478, 52909, 54322, 58301, 59312, 70096, 89804, 96382, 98956, 105818, 108644, 116602, 179608, 192764, 197912, 211636, 217288, 233204, 298771, 353093, 359216, 385528, 395824, 423272, 434576, 466408, 581999, 597542, 641311, 687817, 706186, 757913, 771056, 846544, 932816, 1163998, 1195084, 1282622, 1375634, 1412372, 1515826, 2327996, 2390168, 2565244, 2751268, 2824744, 3031652, 3884023, 4655992, 4780336, 5130488, 5502536, 5649488, 6063304, 7565987, 7768046, 8337043, 9153257, 9311984, 10260976, 11005072, 12126608, 15131974, 15536092, 16674086, 18306514, 30263948, 31072184, 33348172, 36613028, 60527896, 62144368, 66696344, 73226056, 100685827, 118992341, 121055792, 133392688, 146452112, 201371654, 237984682, 402743308, 475969364, 805486616, 951938728, 1308915751, 1610973232, 1903877456, 2617831502, 5235663004, 10471326008, 20942652016]

約数ペア:

[(1, 20942652016), (2, 10471326008), (4, 5235663004), (8, 2617831502), (11, 1903877456), (13, 1610973232), (16, 1308915751), (22, 951938728), (26, 805486616), (44, 475969364), (52, 402743308), (88, 237984682), (104, 201371654), (143, 146452112), (157, 133392688), (173, 121055792), (176, 118992341), (208, 100685827), (286, 73226056), (314, 66696344), (337, 62144368), (346, 60527896), (572, 36613028), (628, 33348172), (674, 31072184), (692, 30263948), (1144, 18306514), (1256, 16674086), (1348, 15536092), (1384, 15131974), (1727, 12126608), (1903, 11005072), (2041, 10260976), (2249, 9311984), (2288, 9153257), (2512, 8337043), (2696, 7768046), (2768, 7565987), (3454, 6063304), (3707, 5649488), (3806, 5502536), (4082, 5130488), (4381, 4780336), (4498, 4655992), (5392, 3884023), (6908, 3031652), (7414, 2824744), (7612, 2751268), (8164, 2565244), (8762, 2390168), (8996, 2327996), (13816, 1515826), (14828, 1412372), (15224, 1375634), (16328, 1282622), (17524, 1195084), (17992, 1163998), (22451, 932816), (24739, 846544), (27161, 771056), (27632, 757913), (29656, 706186), (30448, 687817), (32656, 641311), (35048, 597542), (35984, 581999), (44902, 466408), (48191, 434576), (49478, 423272), (52909, 395824), (54322, 385528), (58301, 359216), (59312, 353093), (70096, 298771), (89804, 233204), (96382, 217288), (98956, 211636), (105818, 197912), (108644, 192764), (116602, 179608)]