20926464

素因数分解:

$2^{12}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 104

約数和(自身を含む): 60547872

約数和(自身を除く): 39621408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 131, 156, 192, 208, 256, 262, 312, 384, 393, 416, 512, 524, 624, 768, 786, 832, 1024, 1048, 1248, 1536, 1572, 1664, 1703, 2048, 2096, 2496, 3072, 3144, 3328, 3406, 4096, 4192, 4992, 5109, 6144, 6288, 6656, 6812, 8384, 9984, 10218, 12288, 12576, 13312, 13624, 16768, 19968, 20436, 25152, 26624, 27248, 33536, 39936, 40872, 50304, 53248, 54496, 67072, 79872, 81744, 100608, 108992, 134144, 159744, 163488, 201216, 217984, 268288, 326976, 402432, 435968, 536576, 653952, 804864, 871936, 1307904, 1609728, 1743872, 2615808, 3487744, 5231616, 6975488, 10463232, 20926464]

約数ペア:

[(1, 20926464), (2, 10463232), (3, 6975488), (4, 5231616), (6, 3487744), (8, 2615808), (12, 1743872), (13, 1609728), (16, 1307904), (24, 871936), (26, 804864), (32, 653952), (39, 536576), (48, 435968), (52, 402432), (64, 326976), (78, 268288), (96, 217984), (104, 201216), (128, 163488), (131, 159744), (156, 134144), (192, 108992), (208, 100608), (256, 81744), (262, 79872), (312, 67072), (384, 54496), (393, 53248), (416, 50304), (512, 40872), (524, 39936), (624, 33536), (768, 27248), (786, 26624), (832, 25152), (1024, 20436), (1048, 19968), (1248, 16768), (1536, 13624), (1572, 13312), (1664, 12576), (1703, 12288), (2048, 10218), (2096, 9984), (2496, 8384), (3072, 6812), (3144, 6656), (3328, 6288), (3406, 6144), (4096, 5109), (4192, 4992)]