320431184

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{465743}}^1$

素因数の和:465794

約数の個数: 20

約数和(自身を含む): 635274816

約数和(自身を除く): 314843632

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 465743, 931486, 1862972, 3725944, 7451888, 20026949, 40053898, 80107796, 160215592, 320431184]

約数ペア:

[(1, 320431184), (2, 160215592), (4, 80107796), (8, 40053898), (16, 20026949), (43, 7451888), (86, 3725944), (172, 1862972), (344, 931486), (688, 465743)]