20991001152

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{2239}}^1$

素因数の和:2481

約数の個数: 224

約数和(自身を含む): 63577866240

約数和(自身を除く): 42586865088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 64, 66, 69, 88, 92, 96, 132, 138, 176, 184, 192, 193, 253, 264, 276, 352, 368, 386, 506, 528, 552, 579, 704, 736, 759, 772, 1012, 1056, 1104, 1158, 1472, 1518, 1544, 2024, 2112, 2123, 2208, 2239, 2316, 3036, 3088, 4048, 4246, 4416, 4439, 4478, 4632, 6072, 6176, 6369, 6717, 8096, 8492, 8878, 8956, 9264, 12144, 12352, 12738, 13317, 13434, 16192, 16984, 17756, 17912, 18528, 24288, 24629, 25476, 26634, 26868, 33968, 35512, 35824, 37056, 48576, 48829, 49258, 50952, 51497, 53268, 53736, 67936, 71024, 71648, 73887, 97658, 98516, 101904, 102994, 106536, 107472, 135872, 142048, 143296, 146487, 147774, 154491, 195316, 197032, 203808, 205988, 213072, 214944, 284096, 292974, 295548, 308982, 390632, 394064, 407616, 411976, 426144, 429888, 432127, 566467, 585948, 591096, 617964, 781264, 788128, 823952, 852288, 864254, 1132934, 1171896, 1182192, 1235928, 1296381, 1562528, 1576256, 1647904, 1699401, 1728508, 2265868, 2343792, 2364384, 2471856, 2592762, 3125056, 3295808, 3398802, 3457016, 4531736, 4687584, 4728768, 4753397, 4943712, 5185524, 6797604, 6914032, 9063472, 9375168, 9506794, 9887424, 9938921, 10371048, 13595208, 13828064, 14260191, 18126944, 19013588, 19877842, 20742096, 27190416, 27656128, 28520382, 29816763, 36253888, 38027176, 39755684, 41484192, 54380832, 57040764, 59633526, 76054352, 79511368, 82968384, 108761664, 109328131, 114081528, 119267052, 152108704, 159022736, 218656262, 228163056, 238534104, 304217408, 318045472, 327984393, 437312524, 456326112, 477068208, 636090944, 655968786, 874625048, 912652224, 954136416, 1311937572, 1749250096, 1908272832, 2623875144, 3498500192, 5247750288, 6997000384, 10495500576, 20991001152]

約数ペア:

[(1, 20991001152), (2, 10495500576), (3, 6997000384), (4, 5247750288), (6, 3498500192), (8, 2623875144), (11, 1908272832), (12, 1749250096), (16, 1311937572), (22, 954136416), (23, 912652224), (24, 874625048), (32, 655968786), (33, 636090944), (44, 477068208), (46, 456326112), (48, 437312524), (64, 327984393), (66, 318045472), (69, 304217408), (88, 238534104), (92, 228163056), (96, 218656262), (132, 159022736), (138, 152108704), (176, 119267052), (184, 114081528), (192, 109328131), (193, 108761664), (253, 82968384), (264, 79511368), (276, 76054352), (352, 59633526), (368, 57040764), (386, 54380832), (506, 41484192), (528, 39755684), (552, 38027176), (579, 36253888), (704, 29816763), (736, 28520382), (759, 27656128), (772, 27190416), (1012, 20742096), (1056, 19877842), (1104, 19013588), (1158, 18126944), (1472, 14260191), (1518, 13828064), (1544, 13595208), (2024, 10371048), (2112, 9938921), (2123, 9887424), (2208, 9506794), (2239, 9375168), (2316, 9063472), (3036, 6914032), (3088, 6797604), (4048, 5185524), (4246, 4943712), (4416, 4753397), (4439, 4728768), (4478, 4687584), (4632, 4531736), (6072, 3457016), (6176, 3398802), (6369, 3295808), (6717, 3125056), (8096, 2592762), (8492, 2471856), (8878, 2364384), (8956, 2343792), (9264, 2265868), (12144, 1728508), (12352, 1699401), (12738, 1647904), (13317, 1576256), (13434, 1562528), (16192, 1296381), (16984, 1235928), (17756, 1182192), (17912, 1171896), (18528, 1132934), (24288, 864254), (24629, 852288), (25476, 823952), (26634, 788128), (26868, 781264), (33968, 617964), (35512, 591096), (35824, 585948), (37056, 566467), (48576, 432127), (48829, 429888), (49258, 426144), (50952, 411976), (51497, 407616), (53268, 394064), (53736, 390632), (67936, 308982), (71024, 295548), (71648, 292974), (73887, 284096), (97658, 214944), (98516, 213072), (101904, 205988), (102994, 203808), (106536, 197032), (107472, 195316), (135872, 154491), (142048, 147774), (143296, 146487)]