19821992

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{12451}}^1$

素因数の和:12656

約数の個数: 16

約数和(自身を含む): 37356000

約数和(自身を除く): 17534008

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 12451, 24902, 49804, 99608, 2477749, 4955498, 9910996, 19821992]

約数ペア:

[(1, 19821992), (2, 9910996), (4, 4955498), (8, 2477749), (199, 99608), (398, 49804), (796, 24902), (1592, 12451)]