20520192

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 68285952

約数和(自身を除く): 47765760

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 256, 264, 308, 336, 347, 352, 384, 448, 462, 528, 616, 672, 694, 704, 768, 896, 924, 1041, 1056, 1232, 1344, 1388, 1408, 1792, 1848, 2082, 2112, 2429, 2464, 2688, 2776, 2816, 3696, 3817, 4164, 4224, 4858, 4928, 5376, 5552, 7287, 7392, 7634, 8328, 8448, 9716, 9856, 11104, 11451, 14574, 14784, 15268, 16656, 19432, 19712, 22208, 22902, 26719, 29148, 29568, 30536, 33312, 38864, 44416, 45804, 53438, 58296, 59136, 61072, 66624, 77728, 80157, 88832, 91608, 106876, 116592, 122144, 133248, 155456, 160314, 183216, 213752, 233184, 244288, 266496, 310912, 320628, 366432, 427504, 466368, 488576, 621824, 641256, 732864, 855008, 932736, 977152, 1282512, 1465728, 1710016, 1865472, 2565024, 2931456, 3420032, 5130048, 6840064, 10260096, 20520192]

約数ペア:

[(1, 20520192), (2, 10260096), (3, 6840064), (4, 5130048), (6, 3420032), (7, 2931456), (8, 2565024), (11, 1865472), (12, 1710016), (14, 1465728), (16, 1282512), (21, 977152), (22, 932736), (24, 855008), (28, 732864), (32, 641256), (33, 621824), (42, 488576), (44, 466368), (48, 427504), (56, 366432), (64, 320628), (66, 310912), (77, 266496), (84, 244288), (88, 233184), (96, 213752), (112, 183216), (128, 160314), (132, 155456), (154, 133248), (168, 122144), (176, 116592), (192, 106876), (224, 91608), (231, 88832), (256, 80157), (264, 77728), (308, 66624), (336, 61072), (347, 59136), (352, 58296), (384, 53438), (448, 45804), (462, 44416), (528, 38864), (616, 33312), (672, 30536), (694, 29568), (704, 29148), (768, 26719), (896, 22902), (924, 22208), (1041, 19712), (1056, 19432), (1232, 16656), (1344, 15268), (1388, 14784), (1408, 14574), (1792, 11451), (1848, 11104), (2082, 9856), (2112, 9716), (2429, 8448), (2464, 8328), (2688, 7634), (2776, 7392), (2816, 7287), (3696, 5552), (3817, 5376), (4164, 4928), (4224, 4858)]