20219262416

素因数分解:

$2^4\times {\mathrm{3163}}^1\times {\mathrm{399527}}^1$

素因数の和:402698

約数の個数: 20

約数和(自身を含む): 39187304352

約数和(自身を除く): 18968041936

約数列:

[1, 2, 4, 8, 16, 3163, 6326, 12652, 25304, 50608, 399527, 799054, 1598108, 3196216, 6392432, 1263703901, 2527407802, 5054815604, 10109631208, 20219262416]

約数ペア:

[(1, 20219262416), (2, 10109631208), (4, 5054815604), (8, 2527407802), (16, 1263703901), (3163, 6392432), (6326, 3196216), (12652, 1598108), (25304, 799054), (50608, 399527)]