20379196

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{9631}}^1$

素因数の和:9681

約数の個数: 18

約数和(自身を含む): 37285472

約数和(自身を除く): 16906276

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 9631, 19262, 38524, 221513, 443026, 886052, 5094799, 10189598, 20379196]

約数ペア:

[(1, 20379196), (2, 10189598), (4, 5094799), (23, 886052), (46, 443026), (92, 221513), (529, 38524), (1058, 19262), (2116, 9631)]