19990084608

素因数分解:

$2^{10}\times 3^4\times {\mathrm{13}}^1\times {\mathrm{18539}}^1$

素因数の和:18584

約数の個数: 220

約数和(自身を含む): 64289637720

約数和(自身を除く): 44299553112

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, 18539, 19968, 20736, 22464, 27648, 29952, 33696, 37078, 39936, 41472, 44928, 55617, 59904, 67392, 74156, 82944, 89856, 111234, 119808, 134784, 148312, 166851, 179712, 222468, 241007, 269568, 296624, 333702, 359424, 444936, 482014, 500553, 539136, 593248, 667404, 723021, 889872, 964028, 1001106, 1078272, 1186496, 1334808, 1446042, 1501659, 1779744, 1928056, 2002212, 2169063, 2372992, 2669616, 2892084, 3003318, 3559488, 3856112, 4004424, 4338126, 4745984, 5339232, 5784168, 6006636, 6507189, 7118976, 7712224, 8008848, 8676252, 9491968, 10678464, 11568336, 12013272, 13014378, 14237952, 15424448, 16017696, 17352504, 18983936, 19521567, 21356928, 23136672, 24026544, 26028756, 28475904, 30848896, 32035392, 34705008, 39043134, 42713856, 46273344, 48053088, 52057512, 56951808, 61697792, 64070784, 69410016, 78086268, 85427712, 92546688, 96106176, 104115024, 123395584, 128141568, 138820032, 156172536, 170855424, 185093376, 192212352, 208230048, 246791168, 256283136, 277640064, 312345072, 370186752, 384424704, 416460096, 512566272, 555280128, 624690144, 740373504, 768849408, 832920192, 1110560256, 1249380288, 1537698816, 1665840384, 2221120512, 2498760576, 3331680768, 4997521152, 6663361536, 9995042304, 19990084608]

約数ペア:

[(1, 19990084608), (2, 9995042304), (3, 6663361536), (4, 4997521152), (6, 3331680768), (8, 2498760576), (9, 2221120512), (12, 1665840384), (13, 1537698816), (16, 1249380288), (18, 1110560256), (24, 832920192), (26, 768849408), (27, 740373504), (32, 624690144), (36, 555280128), (39, 512566272), (48, 416460096), (52, 384424704), (54, 370186752), (64, 312345072), (72, 277640064), (78, 256283136), (81, 246791168), (96, 208230048), (104, 192212352), (108, 185093376), (117, 170855424), (128, 156172536), (144, 138820032), (156, 128141568), (162, 123395584), (192, 104115024), (208, 96106176), (216, 92546688), (234, 85427712), (256, 78086268), (288, 69410016), (312, 64070784), (324, 61697792), (351, 56951808), (384, 52057512), (416, 48053088), (432, 46273344), (468, 42713856), (512, 39043134), (576, 34705008), (624, 32035392), (648, 30848896), (702, 28475904), (768, 26028756), (832, 24026544), (864, 23136672), (936, 21356928), (1024, 19521567), (1053, 18983936), (1152, 17352504), (1248, 16017696), (1296, 15424448), (1404, 14237952), (1536, 13014378), (1664, 12013272), (1728, 11568336), (1872, 10678464), (2106, 9491968), (2304, 8676252), (2496, 8008848), (2592, 7712224), (2808, 7118976), (3072, 6507189), (3328, 6006636), (3456, 5784168), (3744, 5339232), (4212, 4745984), (4608, 4338126), (4992, 4004424), (5184, 3856112), (5616, 3559488), (6656, 3003318), (6912, 2892084), (7488, 2669616), (8424, 2372992), (9216, 2169063), (9984, 2002212), (10368, 1928056), (11232, 1779744), (13312, 1501659), (13824, 1446042), (14976, 1334808), (16848, 1186496), (18539, 1078272), (19968, 1001106), (20736, 964028), (22464, 889872), (27648, 723021), (29952, 667404), (33696, 593248), (37078, 539136), (39936, 500553), (41472, 482014), (44928, 444936), (55617, 359424), (59904, 333702), (67392, 296624), (74156, 269568), (82944, 241007), (89856, 222468), (111234, 179712), (119808, 166851), (134784, 148312)]