20339904

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 112

約数和(自身を含む): 60167520

約数和(自身を除く): 39827616

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 64, 78, 87, 96, 104, 116, 156, 174, 192, 208, 232, 281, 312, 348, 377, 416, 464, 562, 624, 696, 754, 832, 843, 928, 1124, 1131, 1248, 1392, 1508, 1686, 1856, 2248, 2262, 2496, 2784, 3016, 3372, 3653, 4496, 4524, 5568, 6032, 6744, 7306, 8149, 8992, 9048, 10959, 12064, 13488, 14612, 16298, 17984, 18096, 21918, 24128, 24447, 26976, 29224, 32596, 36192, 43836, 48894, 53952, 58448, 65192, 72384, 87672, 97788, 105937, 116896, 130384, 175344, 195576, 211874, 233792, 260768, 317811, 350688, 391152, 423748, 521536, 635622, 701376, 782304, 847496, 1271244, 1564608, 1694992, 2542488, 3389984, 5084976, 6779968, 10169952, 20339904]

約数ペア:

[(1, 20339904), (2, 10169952), (3, 6779968), (4, 5084976), (6, 3389984), (8, 2542488), (12, 1694992), (13, 1564608), (16, 1271244), (24, 847496), (26, 782304), (29, 701376), (32, 635622), (39, 521536), (48, 423748), (52, 391152), (58, 350688), (64, 317811), (78, 260768), (87, 233792), (96, 211874), (104, 195576), (116, 175344), (156, 130384), (174, 116896), (192, 105937), (208, 97788), (232, 87672), (281, 72384), (312, 65192), (348, 58448), (377, 53952), (416, 48894), (464, 43836), (562, 36192), (624, 32596), (696, 29224), (754, 26976), (832, 24447), (843, 24128), (928, 21918), (1124, 18096), (1131, 17984), (1248, 16298), (1392, 14612), (1508, 13488), (1686, 12064), (1856, 10959), (2248, 9048), (2262, 8992), (2496, 8149), (2784, 7306), (3016, 6744), (3372, 6032), (3653, 5568), (4496, 4524)]