20387232

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2486

約数の個数: 72

約数和(自身を含む): 59999940

約数和(自身を除く): 39612708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2441, 2784, 4176, 4882, 7323, 8352, 9764, 14646, 19528, 21969, 29292, 39056, 43938, 58584, 70789, 78112, 87876, 117168, 141578, 175752, 212367, 234336, 283156, 351504, 424734, 566312, 637101, 703008, 849468, 1132624, 1274202, 1698936, 2265248, 2548404, 3397872, 5096808, 6795744, 10193616, 20387232]

約数ペア:

[(1, 20387232), (2, 10193616), (3, 6795744), (4, 5096808), (6, 3397872), (8, 2548404), (9, 2265248), (12, 1698936), (16, 1274202), (18, 1132624), (24, 849468), (29, 703008), (32, 637101), (36, 566312), (48, 424734), (58, 351504), (72, 283156), (87, 234336), (96, 212367), (116, 175752), (144, 141578), (174, 117168), (232, 87876), (261, 78112), (288, 70789), (348, 58584), (464, 43938), (522, 39056), (696, 29292), (928, 21969), (1044, 19528), (1392, 14646), (2088, 9764), (2441, 8352), (2784, 7323), (4176, 4882)]