20850328

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2411}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 20829032

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 2411, 4324, 4822, 8648, 9644, 19288, 55453, 110906, 113317, 221812, 226634, 443624, 453268, 906536, 2606291, 5212582, 10425164, 20850328]

約数ペア:

[(1, 20850328), (2, 10425164), (4, 5212582), (8, 2606291), (23, 906536), (46, 453268), (47, 443624), (92, 226634), (94, 221812), (184, 113317), (188, 110906), (376, 55453), (1081, 19288), (2162, 9644), (2411, 8648), (4324, 4822)]