15831568

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{23011}}^1$

素因数の和:23062

約数の個数: 20

約数和(自身を含む): 31388368

約数和(自身を除く): 15556800

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 23011, 46022, 92044, 184088, 368176, 989473, 1978946, 3957892, 7915784, 15831568]

約数ペア:

[(1, 15831568), (2, 7915784), (4, 3957892), (8, 1978946), (16, 989473), (43, 368176), (86, 184088), (172, 92044), (344, 46022), (688, 23011)]