19891232

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15161}}^1$

素因数の和:15212

約数の個数: 24

約数和(自身を含む): 40118652

約数和(自身を除く): 20227420

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15161, 30322, 60644, 121288, 242576, 485152, 621601, 1243202, 2486404, 4972808, 9945616, 19891232]

約数ペア:

[(1, 19891232), (2, 9945616), (4, 4972808), (8, 2486404), (16, 1243202), (32, 621601), (41, 485152), (82, 242576), (164, 121288), (328, 60644), (656, 30322), (1312, 15161)]