20447809536

素因数分解:

$2^{12}\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21611}}^1$

素因数の和:21656

約数の個数: 208

約数和(自身を含む): 67977174528

約数和(自身を除く): 47529364992

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 256, 264, 308, 336, 352, 384, 448, 462, 512, 528, 616, 672, 704, 768, 896, 924, 1024, 1056, 1232, 1344, 1408, 1536, 1792, 1848, 2048, 2112, 2464, 2688, 2816, 3072, 3584, 3696, 4096, 4224, 4928, 5376, 5632, 6144, 7168, 7392, 8448, 9856, 10752, 11264, 12288, 14336, 14784, 16896, 19712, 21504, 21611, 22528, 28672, 29568, 33792, 39424, 43008, 43222, 45056, 59136, 64833, 67584, 78848, 86016, 86444, 118272, 129666, 135168, 151277, 157696, 172888, 236544, 237721, 259332, 302554, 315392, 345776, 453831, 473088, 475442, 518664, 605108, 691552, 713163, 907662, 946176, 950884, 1037328, 1210216, 1383104, 1426326, 1664047, 1815324, 1901768, 2074656, 2420432, 2766208, 2852652, 3328094, 3630648, 3803536, 4149312, 4840864, 4992141, 5532416, 5705304, 6656188, 7261296, 7607072, 8298624, 9681728, 9984282, 11064832, 11410608, 13312376, 14522592, 15214144, 16597248, 19363456, 19968564, 22129664, 22821216, 26624752, 29045184, 30428288, 33194496, 38726912, 39937128, 44259328, 45642432, 53249504, 58090368, 60856576, 66388992, 77453824, 79874256, 88518656, 91284864, 106499008, 116180736, 121713152, 132777984, 154907648, 159748512, 182569728, 212998016, 232361472, 243426304, 265555968, 309815296, 319497024, 365139456, 425996032, 464722944, 486852608, 619630592, 638994048, 730278912, 851992064, 929445888, 973705216, 1277988096, 1460557824, 1703984128, 1858891776, 2555976192, 2921115648, 3407968256, 5111952384, 6815936512, 10223904768, 20447809536]

約数ペア:

[(1, 20447809536), (2, 10223904768), (3, 6815936512), (4, 5111952384), (6, 3407968256), (7, 2921115648), (8, 2555976192), (11, 1858891776), (12, 1703984128), (14, 1460557824), (16, 1277988096), (21, 973705216), (22, 929445888), (24, 851992064), (28, 730278912), (32, 638994048), (33, 619630592), (42, 486852608), (44, 464722944), (48, 425996032), (56, 365139456), (64, 319497024), (66, 309815296), (77, 265555968), (84, 243426304), (88, 232361472), (96, 212998016), (112, 182569728), (128, 159748512), (132, 154907648), (154, 132777984), (168, 121713152), (176, 116180736), (192, 106499008), (224, 91284864), (231, 88518656), (256, 79874256), (264, 77453824), (308, 66388992), (336, 60856576), (352, 58090368), (384, 53249504), (448, 45642432), (462, 44259328), (512, 39937128), (528, 38726912), (616, 33194496), (672, 30428288), (704, 29045184), (768, 26624752), (896, 22821216), (924, 22129664), (1024, 19968564), (1056, 19363456), (1232, 16597248), (1344, 15214144), (1408, 14522592), (1536, 13312376), (1792, 11410608), (1848, 11064832), (2048, 9984282), (2112, 9681728), (2464, 8298624), (2688, 7607072), (2816, 7261296), (3072, 6656188), (3584, 5705304), (3696, 5532416), (4096, 4992141), (4224, 4840864), (4928, 4149312), (5376, 3803536), (5632, 3630648), (6144, 3328094), (7168, 2852652), (7392, 2766208), (8448, 2420432), (9856, 2074656), (10752, 1901768), (11264, 1815324), (12288, 1664047), (14336, 1426326), (14784, 1383104), (16896, 1210216), (19712, 1037328), (21504, 950884), (21611, 946176), (22528, 907662), (28672, 713163), (29568, 691552), (33792, 605108), (39424, 518664), (43008, 475442), (43222, 473088), (45056, 453831), (59136, 345776), (64833, 315392), (67584, 302554), (78848, 259332), (86016, 237721), (86444, 236544), (118272, 172888), (129666, 157696), (135168, 151277)]