20647510196

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{601127}}^1$

素因数の和:601439

約数の個数: 24

約数和(自身を含む): 37433442816

約数和(自身を除く): 16785932620

約数列:

[1, 2, 4, 31, 62, 124, 277, 554, 1108, 8587, 17174, 34348, 601127, 1202254, 2404508, 18634937, 37269874, 74539748, 166512179, 333024358, 666048716, 5161877549, 10323755098, 20647510196]

約数ペア:

[(1, 20647510196), (2, 10323755098), (4, 5161877549), (31, 666048716), (62, 333024358), (124, 166512179), (277, 74539748), (554, 37269874), (1108, 18634937), (8587, 2404508), (17174, 1202254), (34348, 601127)]