15883856

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{23087}}^1$

素因数の和:23138

約数の個数: 20

約数和(自身を含む): 31492032

約数和(自身を除く): 15608176

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 23087, 46174, 92348, 184696, 369392, 992741, 1985482, 3970964, 7941928, 15883856]

約数ペア:

[(1, 15883856), (2, 7941928), (4, 3970964), (8, 1985482), (16, 992741), (43, 369392), (86, 184696), (172, 92348), (344, 46174), (688, 23087)]