205657744

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{64591}}^1$

素因数の和:64798

約数の個数: 20

約数和(自身を含む): 400470400

約数和(自身を除く): 194812656

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 64591, 129182, 258364, 516728, 1033456, 12853609, 25707218, 51414436, 102828872, 205657744]

約数ペア:

[(1, 205657744), (2, 102828872), (4, 51414436), (8, 25707218), (16, 12853609), (199, 1033456), (398, 516728), (796, 258364), (1592, 129182), (3184, 64591)]