20095488

素因数分解:

$2^9\times 3^2\times 7^2\times {\mathrm{89}}^1$

素因数の和:127

約数の個数: 180

約数和(自身を含む): 68223870

約数和(自身を除く): 48128382

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 89, 96, 98, 112, 126, 128, 144, 147, 168, 178, 192, 196, 224, 252, 256, 267, 288, 294, 336, 356, 384, 392, 441, 448, 504, 512, 534, 576, 588, 623, 672, 712, 768, 784, 801, 882, 896, 1008, 1068, 1152, 1176, 1246, 1344, 1424, 1536, 1568, 1602, 1764, 1792, 1869, 2016, 2136, 2304, 2352, 2492, 2688, 2848, 3136, 3204, 3528, 3584, 3738, 4032, 4272, 4361, 4608, 4704, 4984, 5376, 5607, 5696, 6272, 6408, 7056, 7476, 8064, 8544, 8722, 9408, 9968, 10752, 11214, 11392, 12544, 12816, 13083, 14112, 14952, 16128, 17088, 17444, 18816, 19936, 22428, 22784, 25088, 25632, 26166, 28224, 29904, 32256, 34176, 34888, 37632, 39249, 39872, 44856, 45568, 51264, 52332, 56448, 59808, 68352, 69776, 75264, 78498, 79744, 89712, 102528, 104664, 112896, 119616, 136704, 139552, 156996, 159488, 179424, 205056, 209328, 225792, 239232, 279104, 313992, 318976, 358848, 410112, 418656, 478464, 558208, 627984, 717696, 837312, 956928, 1116416, 1255968, 1435392, 1674624, 2232832, 2511936, 2870784, 3349248, 5023872, 6698496, 10047744, 20095488]

約数ペア:

[(1, 20095488), (2, 10047744), (3, 6698496), (4, 5023872), (6, 3349248), (7, 2870784), (8, 2511936), (9, 2232832), (12, 1674624), (14, 1435392), (16, 1255968), (18, 1116416), (21, 956928), (24, 837312), (28, 717696), (32, 627984), (36, 558208), (42, 478464), (48, 418656), (49, 410112), (56, 358848), (63, 318976), (64, 313992), (72, 279104), (84, 239232), (89, 225792), (96, 209328), (98, 205056), (112, 179424), (126, 159488), (128, 156996), (144, 139552), (147, 136704), (168, 119616), (178, 112896), (192, 104664), (196, 102528), (224, 89712), (252, 79744), (256, 78498), (267, 75264), (288, 69776), (294, 68352), (336, 59808), (356, 56448), (384, 52332), (392, 51264), (441, 45568), (448, 44856), (504, 39872), (512, 39249), (534, 37632), (576, 34888), (588, 34176), (623, 32256), (672, 29904), (712, 28224), (768, 26166), (784, 25632), (801, 25088), (882, 22784), (896, 22428), (1008, 19936), (1068, 18816), (1152, 17444), (1176, 17088), (1246, 16128), (1344, 14952), (1424, 14112), (1536, 13083), (1568, 12816), (1602, 12544), (1764, 11392), (1792, 11214), (1869, 10752), (2016, 9968), (2136, 9408), (2304, 8722), (2352, 8544), (2492, 8064), (2688, 7476), (2848, 7056), (3136, 6408), (3204, 6272), (3528, 5696), (3584, 5607), (3738, 5376), (4032, 4984), (4272, 4704), (4361, 4608)]