20175651328

素因数分解:

$2^9\times 7^1\times {\mathrm{59}}^1\times {\mathrm{95413}}^1$

素因数の和:95497

約数の個数: 80

約数和(自身を含む): 46852090560

約数和(自身を除く): 26676439232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 256, 413, 448, 472, 512, 826, 896, 944, 1652, 1792, 1888, 3304, 3584, 3776, 6608, 7552, 13216, 15104, 26432, 30208, 52864, 95413, 105728, 190826, 211456, 381652, 667891, 763304, 1335782, 1526608, 2671564, 3053216, 5343128, 5629367, 6106432, 10686256, 11258734, 12212864, 21372512, 22517468, 24425728, 39405569, 42745024, 45034936, 48851456, 78811138, 85490048, 90069872, 157622276, 170980096, 180139744, 315244552, 341960192, 360279488, 630489104, 720558976, 1260978208, 1441117952, 2521956416, 2882235904, 5043912832, 10087825664, 20175651328]

約数ペア:

[(1, 20175651328), (2, 10087825664), (4, 5043912832), (7, 2882235904), (8, 2521956416), (14, 1441117952), (16, 1260978208), (28, 720558976), (32, 630489104), (56, 360279488), (59, 341960192), (64, 315244552), (112, 180139744), (118, 170980096), (128, 157622276), (224, 90069872), (236, 85490048), (256, 78811138), (413, 48851456), (448, 45034936), (472, 42745024), (512, 39405569), (826, 24425728), (896, 22517468), (944, 21372512), (1652, 12212864), (1792, 11258734), (1888, 10686256), (3304, 6106432), (3584, 5629367), (3776, 5343128), (6608, 3053216), (7552, 2671564), (13216, 1526608), (15104, 1335782), (26432, 763304), (30208, 667891), (52864, 381652), (95413, 211456), (105728, 190826)]