20287488

素因数分解:

$2^{12}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:167

約数の個数: 104

約数和(自身を含む): 58713088

約数和(自身を除く): 38425600

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 127, 128, 156, 192, 208, 254, 256, 312, 381, 384, 416, 508, 512, 624, 762, 768, 832, 1016, 1024, 1248, 1524, 1536, 1651, 1664, 2032, 2048, 2496, 3048, 3072, 3302, 3328, 4064, 4096, 4953, 4992, 6096, 6144, 6604, 6656, 8128, 9906, 9984, 12192, 12288, 13208, 13312, 16256, 19812, 19968, 24384, 26416, 26624, 32512, 39624, 39936, 48768, 52832, 53248, 65024, 79248, 79872, 97536, 105664, 130048, 158496, 159744, 195072, 211328, 260096, 316992, 390144, 422656, 520192, 633984, 780288, 845312, 1267968, 1560576, 1690624, 2535936, 3381248, 5071872, 6762496, 10143744, 20287488]

約数ペア:

[(1, 20287488), (2, 10143744), (3, 6762496), (4, 5071872), (6, 3381248), (8, 2535936), (12, 1690624), (13, 1560576), (16, 1267968), (24, 845312), (26, 780288), (32, 633984), (39, 520192), (48, 422656), (52, 390144), (64, 316992), (78, 260096), (96, 211328), (104, 195072), (127, 159744), (128, 158496), (156, 130048), (192, 105664), (208, 97536), (254, 79872), (256, 79248), (312, 65024), (381, 53248), (384, 52832), (416, 48768), (508, 39936), (512, 39624), (624, 32512), (762, 26624), (768, 26416), (832, 24384), (1016, 19968), (1024, 19812), (1248, 16256), (1524, 13312), (1536, 13208), (1651, 12288), (1664, 12192), (2032, 9984), (2048, 9906), (2496, 8128), (3048, 6656), (3072, 6604), (3302, 6144), (3328, 6096), (4064, 4992), (4096, 4953)]