20249611209

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{118418779}}^1$

素因数の和:118418804

約数の個数: 12

約数和(自身を含む): 30788882800

約数和(自身を除く): 10539271591

約数列:

[1, 3, 9, 19, 57, 171, 118418779, 355256337, 1065769011, 2249956801, 6749870403, 20249611209]

約数ペア:

[(1, 20249611209), (3, 6749870403), (9, 2249956801), (19, 1065769011), (57, 355256337), (171, 118418779)]