20356608

素因数分解:

$2^9\times 3^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 56224080

約数和(自身を除く): 35867472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 256, 348, 384, 457, 464, 512, 696, 768, 914, 928, 1371, 1392, 1536, 1828, 1856, 2742, 2784, 3656, 3712, 5484, 5568, 7312, 7424, 10968, 11136, 13253, 14624, 14848, 21936, 22272, 26506, 29248, 39759, 43872, 44544, 53012, 58496, 79518, 87744, 106024, 116992, 159036, 175488, 212048, 233984, 318072, 350976, 424096, 636144, 701952, 848192, 1272288, 1696384, 2544576, 3392768, 5089152, 6785536, 10178304, 20356608]

約数ペア:

[(1, 20356608), (2, 10178304), (3, 6785536), (4, 5089152), (6, 3392768), (8, 2544576), (12, 1696384), (16, 1272288), (24, 848192), (29, 701952), (32, 636144), (48, 424096), (58, 350976), (64, 318072), (87, 233984), (96, 212048), (116, 175488), (128, 159036), (174, 116992), (192, 106024), (232, 87744), (256, 79518), (348, 58496), (384, 53012), (457, 44544), (464, 43872), (512, 39759), (696, 29248), (768, 26506), (914, 22272), (928, 21936), (1371, 14848), (1392, 14624), (1536, 13253), (1828, 11136), (1856, 10968), (2742, 7424), (2784, 7312), (3656, 5568), (3712, 5484)]