20571457536

素因数分解:

$2^{11}\times 3^2\times 7^2\times {\mathrm{22777}}^1$

素因数の和:22819

約数の個数: 216

約数和(自身を含む): 69117449310

約数和(自身を除く): 48545991774

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 336, 384, 392, 441, 448, 504, 512, 576, 588, 672, 768, 784, 882, 896, 1008, 1024, 1152, 1176, 1344, 1536, 1568, 1764, 1792, 2016, 2048, 2304, 2352, 2688, 3072, 3136, 3528, 3584, 4032, 4608, 4704, 5376, 6144, 6272, 7056, 7168, 8064, 9216, 9408, 10752, 12544, 14112, 14336, 16128, 18432, 18816, 21504, 22777, 25088, 28224, 32256, 37632, 43008, 45554, 50176, 56448, 64512, 68331, 75264, 91108, 100352, 112896, 129024, 136662, 150528, 159439, 182216, 204993, 225792, 273324, 301056, 318878, 364432, 409986, 451584, 478317, 546648, 637756, 728864, 819972, 903168, 956634, 1093296, 1116073, 1275512, 1434951, 1457728, 1639944, 1913268, 2186592, 2232146, 2551024, 2869902, 2915456, 3279888, 3348219, 3826536, 4373184, 4464292, 5102048, 5739804, 5830912, 6559776, 6696438, 7653072, 8746368, 8928584, 10044657, 10204096, 11479608, 11661824, 13119552, 13392876, 15306144, 17492736, 17857168, 20089314, 20408192, 22959216, 23323648, 26239104, 26785752, 30612288, 34985472, 35714336, 40178628, 40816384, 45918432, 46647296, 52478208, 53571504, 61224576, 69970944, 71428672, 80357256, 81632768, 91836864, 104956416, 107143008, 122449152, 139941888, 142857344, 160714512, 163265536, 183673728, 209912832, 214286016, 244898304, 285714688, 321429024, 326531072, 367347456, 419825664, 428572032, 489796608, 571429376, 642858048, 734694912, 857144064, 979593216, 1142858752, 1285716096, 1469389824, 1714288128, 2285717504, 2571432192, 2938779648, 3428576256, 5142864384, 6857152512, 10285728768, 20571457536]

約数ペア:

[(1, 20571457536), (2, 10285728768), (3, 6857152512), (4, 5142864384), (6, 3428576256), (7, 2938779648), (8, 2571432192), (9, 2285717504), (12, 1714288128), (14, 1469389824), (16, 1285716096), (18, 1142858752), (21, 979593216), (24, 857144064), (28, 734694912), (32, 642858048), (36, 571429376), (42, 489796608), (48, 428572032), (49, 419825664), (56, 367347456), (63, 326531072), (64, 321429024), (72, 285714688), (84, 244898304), (96, 214286016), (98, 209912832), (112, 183673728), (126, 163265536), (128, 160714512), (144, 142857344), (147, 139941888), (168, 122449152), (192, 107143008), (196, 104956416), (224, 91836864), (252, 81632768), (256, 80357256), (288, 71428672), (294, 69970944), (336, 61224576), (384, 53571504), (392, 52478208), (441, 46647296), (448, 45918432), (504, 40816384), (512, 40178628), (576, 35714336), (588, 34985472), (672, 30612288), (768, 26785752), (784, 26239104), (882, 23323648), (896, 22959216), (1008, 20408192), (1024, 20089314), (1152, 17857168), (1176, 17492736), (1344, 15306144), (1536, 13392876), (1568, 13119552), (1764, 11661824), (1792, 11479608), (2016, 10204096), (2048, 10044657), (2304, 8928584), (2352, 8746368), (2688, 7653072), (3072, 6696438), (3136, 6559776), (3528, 5830912), (3584, 5739804), (4032, 5102048), (4608, 4464292), (4704, 4373184), (5376, 3826536), (6144, 3348219), (6272, 3279888), (7056, 2915456), (7168, 2869902), (8064, 2551024), (9216, 2232146), (9408, 2186592), (10752, 1913268), (12544, 1639944), (14112, 1457728), (14336, 1434951), (16128, 1275512), (18432, 1116073), (18816, 1093296), (21504, 956634), (22777, 903168), (25088, 819972), (28224, 728864), (32256, 637756), (37632, 546648), (43008, 478317), (45554, 451584), (50176, 409986), (56448, 364432), (64512, 318878), (68331, 301056), (75264, 273324), (91108, 225792), (100352, 204993), (112896, 182216), (129024, 159439), (136662, 150528)]