12439888

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{3907}}^1$

素因数の和:4114

約数の個数: 20

約数和(自身を含む): 24229600

約数和(自身を除く): 11789712

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 3907, 7814, 15628, 31256, 62512, 777493, 1554986, 3109972, 6219944, 12439888]

約数ペア:

[(1, 12439888), (2, 6219944), (4, 3109972), (8, 1554986), (16, 777493), (199, 62512), (398, 31256), (796, 15628), (1592, 7814), (3184, 3907)]