20662327

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{433}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 25123392

約数和(自身を除く): 4461065

約数列:

[1, 7, 17, 119, 401, 433, 2807, 3031, 6817, 7361, 47719, 51527, 173633, 1215431, 2951761, 20662327]

約数ペア:

[(1, 20662327), (7, 2951761), (17, 1215431), (119, 173633), (401, 51527), (433, 47719), (2807, 7361), (3031, 6817)]