20237645392

素因数分解:

$2^4\times {\mathrm{2221}}^1\times {\mathrm{569497}}^1$

素因数の和:571726

約数の個数: 20

約数和(自身を含む): 39228161236

約数和(自身を除く): 18990515844

約数列:

[1, 2, 4, 8, 16, 2221, 4442, 8884, 17768, 35536, 569497, 1138994, 2277988, 4555976, 9111952, 1264852837, 2529705674, 5059411348, 10118822696, 20237645392]

約数ペア:

[(1, 20237645392), (2, 10118822696), (4, 5059411348), (8, 2529705674), (16, 1264852837), (2221, 9111952), (4442, 4555976), (8884, 2277988), (17768, 1138994), (35536, 569497)]