20368048

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6397}}^1$

素因数の和:6604

約数の個数: 20

約数和(自身を含む): 39667600

約数和(自身を除く): 19299552

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6397, 12794, 25588, 51176, 102352, 1273003, 2546006, 5092012, 10184024, 20368048]

約数ペア:

[(1, 20368048), (2, 10184024), (4, 5092012), (8, 2546006), (16, 1273003), (199, 102352), (398, 51176), (796, 25588), (1592, 12794), (3184, 6397)]