20763712

素因数分解:

$2^6\times {\mathrm{41}}^2\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 42

約数和(自身を含む): 42451274

約数和(自身を除く): 21687562

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 193, 328, 386, 656, 772, 1312, 1544, 1681, 2624, 3088, 3362, 6176, 6724, 7913, 12352, 13448, 15826, 26896, 31652, 53792, 63304, 107584, 126608, 253216, 324433, 506432, 648866, 1297732, 2595464, 5190928, 10381856, 20763712]

約数ペア:

[(1, 20763712), (2, 10381856), (4, 5190928), (8, 2595464), (16, 1297732), (32, 648866), (41, 506432), (64, 324433), (82, 253216), (164, 126608), (193, 107584), (328, 63304), (386, 53792), (656, 31652), (772, 26896), (1312, 15826), (1544, 13448), (1681, 12352), (2624, 7913), (3088, 6724), (3362, 6176)]