20115721409

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4030399}}^1$

素因数の和:4030460

約数の個数: 16

約数和(自身を含む): 24762777600

約数和(自身を除く): 4647056191

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 4030399, 28212793, 92699177, 124942369, 648894239, 874596583, 2873674487, 20115721409]

約数ペア:

[(1, 20115721409), (7, 2873674487), (23, 874596583), (31, 648894239), (161, 124942369), (217, 92699177), (713, 28212793), (4991, 4030399)]