203793910

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{102409}}^1$

素因数の和:102615

約数の個数: 16

約数和(自身を含む): 368676000

約数和(自身を除く): 164882090

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 102409, 204818, 512045, 1024090, 20379391, 40758782, 101896955, 203793910]

約数ペア:

[(1, 203793910), (2, 101896955), (5, 40758782), (10, 20379391), (199, 1024090), (398, 512045), (995, 204818), (1990, 102409)]