56042416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81457}}^1$

素因数の和:81508

約数の個数: 20

約数和(自身を含む): 111108712

約数和(自身を除く): 55066296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81457, 162914, 325828, 651656, 1303312, 3502651, 7005302, 14010604, 28021208, 56042416]

約数ペア:

[(1, 56042416), (2, 28021208), (4, 14010604), (8, 7005302), (16, 3502651), (43, 1303312), (86, 651656), (172, 325828), (344, 162914), (688, 81457)]