20248487

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4057}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 24932352

約数和(自身を除く): 4683865

約数列:

[1, 7, 23, 31, 161, 217, 713, 4057, 4991, 28399, 93311, 125767, 653177, 880369, 2892641, 20248487]

約数ペア:

[(1, 20248487), (7, 2892641), (23, 880369), (31, 653177), (161, 125767), (217, 93311), (713, 28399), (4057, 4991)]