28064656

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{12619}}^1$

素因数の和:12766

約数の個数: 20

約数和(自身を含む): 54770800

約数和(自身を除く): 26706144

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 12619, 25238, 50476, 100952, 201904, 1754041, 3508082, 7016164, 14032328, 28064656]

約数ペア:

[(1, 28064656), (2, 14032328), (4, 7016164), (8, 3508082), (16, 1754041), (139, 201904), (278, 100952), (556, 50476), (1112, 25238), (2224, 12619)]