39778784

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{28909}}^1$

素因数の和:28962

約数の個数: 24

約数和(自身を含む): 80138520

約数和(自身を除く): 40359736

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 28909, 57818, 115636, 231272, 462544, 925088, 1243087, 2486174, 4972348, 9944696, 19889392, 39778784]

約数ペア:

[(1, 39778784), (2, 19889392), (4, 9944696), (8, 4972348), (16, 2486174), (32, 1243087), (43, 925088), (86, 462544), (172, 231272), (344, 115636), (688, 57818), (1376, 28909)]