20184864

素因数分解:

$2^5\times 3^1\times 7^3\times {\mathrm{613}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 61891200

約数和(自身を除く): 41706336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 343, 392, 588, 613, 672, 686, 784, 1029, 1176, 1226, 1372, 1568, 1839, 2058, 2352, 2452, 2744, 3678, 4116, 4291, 4704, 4904, 5488, 7356, 8232, 8582, 9808, 10976, 12873, 14712, 16464, 17164, 19616, 25746, 29424, 30037, 32928, 34328, 51492, 58848, 60074, 68656, 90111, 102984, 120148, 137312, 180222, 205968, 210259, 240296, 360444, 411936, 420518, 480592, 630777, 720888, 841036, 961184, 1261554, 1441776, 1682072, 2523108, 2883552, 3364144, 5046216, 6728288, 10092432, 20184864]

約数ペア:

[(1, 20184864), (2, 10092432), (3, 6728288), (4, 5046216), (6, 3364144), (7, 2883552), (8, 2523108), (12, 1682072), (14, 1441776), (16, 1261554), (21, 961184), (24, 841036), (28, 720888), (32, 630777), (42, 480592), (48, 420518), (49, 411936), (56, 360444), (84, 240296), (96, 210259), (98, 205968), (112, 180222), (147, 137312), (168, 120148), (196, 102984), (224, 90111), (294, 68656), (336, 60074), (343, 58848), (392, 51492), (588, 34328), (613, 32928), (672, 30037), (686, 29424), (784, 25746), (1029, 19616), (1176, 17164), (1226, 16464), (1372, 14712), (1568, 12873), (1839, 10976), (2058, 9808), (2352, 8582), (2452, 8232), (2744, 7356), (3678, 5488), (4116, 4904), (4291, 4704)]