20121633792

素因数分解:

$2^{10}\times 3^4\times {\mathrm{13}}^1\times {\mathrm{18661}}^1$

素因数の和:18706

約数の個数: 220

約数和(自身を含む): 64712687116

約数和(自身を除く): 44591053324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 256, 288, 312, 324, 351, 384, 416, 432, 468, 512, 576, 624, 648, 702, 768, 832, 864, 936, 1024, 1053, 1152, 1248, 1296, 1404, 1536, 1664, 1728, 1872, 2106, 2304, 2496, 2592, 2808, 3072, 3328, 3456, 3744, 4212, 4608, 4992, 5184, 5616, 6656, 6912, 7488, 8424, 9216, 9984, 10368, 11232, 13312, 13824, 14976, 16848, 18661, 19968, 20736, 22464, 27648, 29952, 33696, 37322, 39936, 41472, 44928, 55983, 59904, 67392, 74644, 82944, 89856, 111966, 119808, 134784, 149288, 167949, 179712, 223932, 242593, 269568, 298576, 335898, 359424, 447864, 485186, 503847, 539136, 597152, 671796, 727779, 895728, 970372, 1007694, 1078272, 1194304, 1343592, 1455558, 1511541, 1791456, 1940744, 2015388, 2183337, 2388608, 2687184, 2911116, 3023082, 3582912, 3881488, 4030776, 4366674, 4777216, 5374368, 5822232, 6046164, 6550011, 7165824, 7762976, 8061552, 8733348, 9554432, 10748736, 11644464, 12092328, 13100022, 14331648, 15525952, 16123104, 17466696, 19108864, 19650033, 21497472, 23288928, 24184656, 26200044, 28663296, 31051904, 32246208, 34933392, 39300066, 42994944, 46577856, 48369312, 52400088, 57326592, 62103808, 64492416, 69866784, 78600132, 85989888, 93155712, 96738624, 104800176, 124207616, 128984832, 139733568, 157200264, 171979776, 186311424, 193477248, 209600352, 248415232, 257969664, 279467136, 314400528, 372622848, 386954496, 419200704, 515939328, 558934272, 628801056, 745245696, 773908992, 838401408, 1117868544, 1257602112, 1547817984, 1676802816, 2235737088, 2515204224, 3353605632, 5030408448, 6707211264, 10060816896, 20121633792]

約数ペア:

[(1, 20121633792), (2, 10060816896), (3, 6707211264), (4, 5030408448), (6, 3353605632), (8, 2515204224), (9, 2235737088), (12, 1676802816), (13, 1547817984), (16, 1257602112), (18, 1117868544), (24, 838401408), (26, 773908992), (27, 745245696), (32, 628801056), (36, 558934272), (39, 515939328), (48, 419200704), (52, 386954496), (54, 372622848), (64, 314400528), (72, 279467136), (78, 257969664), (81, 248415232), (96, 209600352), (104, 193477248), (108, 186311424), (117, 171979776), (128, 157200264), (144, 139733568), (156, 128984832), (162, 124207616), (192, 104800176), (208, 96738624), (216, 93155712), (234, 85989888), (256, 78600132), (288, 69866784), (312, 64492416), (324, 62103808), (351, 57326592), (384, 52400088), (416, 48369312), (432, 46577856), (468, 42994944), (512, 39300066), (576, 34933392), (624, 32246208), (648, 31051904), (702, 28663296), (768, 26200044), (832, 24184656), (864, 23288928), (936, 21497472), (1024, 19650033), (1053, 19108864), (1152, 17466696), (1248, 16123104), (1296, 15525952), (1404, 14331648), (1536, 13100022), (1664, 12092328), (1728, 11644464), (1872, 10748736), (2106, 9554432), (2304, 8733348), (2496, 8061552), (2592, 7762976), (2808, 7165824), (3072, 6550011), (3328, 6046164), (3456, 5822232), (3744, 5374368), (4212, 4777216), (4608, 4366674), (4992, 4030776), (5184, 3881488), (5616, 3582912), (6656, 3023082), (6912, 2911116), (7488, 2687184), (8424, 2388608), (9216, 2183337), (9984, 2015388), (10368, 1940744), (11232, 1791456), (13312, 1511541), (13824, 1455558), (14976, 1343592), (16848, 1194304), (18661, 1078272), (19968, 1007694), (20736, 970372), (22464, 895728), (27648, 727779), (29952, 671796), (33696, 597152), (37322, 539136), (39936, 503847), (41472, 485186), (44928, 447864), (55983, 359424), (59904, 335898), (67392, 298576), (74644, 269568), (82944, 242593), (89856, 223932), (111966, 179712), (119808, 167949), (134784, 149288)]