18883947716

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{7142189}}^1$

素因数の和:7142854

約数の個数: 12

約数和(自身を含む): 33096908460

約数和(自身を除く): 14212960744

約数列:

[1, 2, 4, 661, 1322, 2644, 7142189, 14284378, 28568756, 4720986929, 9441973858, 18883947716]

約数ペア:

[(1, 18883947716), (2, 9441973858), (4, 4720986929), (661, 28568756), (1322, 14284378), (2644, 7142189)]