20530368

素因数分解:

$2^6\times 3^3\times {\mathrm{109}}^2$

素因数の和:239

約数の個数: 84

約数和(自身を含む): 60914280

約数和(自身を除く): 40383912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 109, 144, 192, 216, 218, 288, 327, 432, 436, 576, 654, 864, 872, 981, 1308, 1728, 1744, 1962, 2616, 2943, 3488, 3924, 5232, 5886, 6976, 7848, 10464, 11772, 11881, 15696, 20928, 23544, 23762, 31392, 35643, 47088, 47524, 62784, 71286, 94176, 95048, 106929, 142572, 188352, 190096, 213858, 285144, 320787, 380192, 427716, 570288, 641574, 760384, 855432, 1140576, 1283148, 1710864, 2281152, 2566296, 3421728, 5132592, 6843456, 10265184, 20530368]

約数ペア:

[(1, 20530368), (2, 10265184), (3, 6843456), (4, 5132592), (6, 3421728), (8, 2566296), (9, 2281152), (12, 1710864), (16, 1283148), (18, 1140576), (24, 855432), (27, 760384), (32, 641574), (36, 570288), (48, 427716), (54, 380192), (64, 320787), (72, 285144), (96, 213858), (108, 190096), (109, 188352), (144, 142572), (192, 106929), (216, 95048), (218, 94176), (288, 71286), (327, 62784), (432, 47524), (436, 47088), (576, 35643), (654, 31392), (864, 23762), (872, 23544), (981, 20928), (1308, 15696), (1728, 11881), (1744, 11772), (1962, 10464), (2616, 7848), (2943, 6976), (3488, 5886), (3924, 5232)]