28196656

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{24821}}^1$

素因数の和:24900

約数の個数: 20

約数和(自身を含む): 55402704

約数和(自身を除く): 27206048

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 24821, 49642, 99284, 198568, 397136, 1762291, 3524582, 7049164, 14098328, 28196656]

約数ペア:

[(1, 28196656), (2, 14098328), (4, 7049164), (8, 3524582), (16, 1762291), (71, 397136), (142, 198568), (284, 99284), (568, 49642), (1136, 24821)]