15785168

素因数分解:

$2^4\times 7^1\times {\mathrm{140939}}^1$

素因数の和:140954

約数の個数: 20

約数和(自身を含む): 34953120

約数和(自身を除く): 19167952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140939, 281878, 563756, 986573, 1127512, 1973146, 2255024, 3946292, 7892584, 15785168]

約数ペア:

[(1, 15785168), (2, 7892584), (4, 3946292), (7, 2255024), (8, 1973146), (14, 1127512), (16, 986573), (28, 563756), (56, 281878), (112, 140939)]