20081845

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33751}}^1$

素因数の和:33780

約数の個数: 16

約数和(自身を含む): 29161728

約数和(自身を除く): 9079883

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33751, 168755, 236257, 573767, 1181285, 2868835, 4016369, 20081845]

約数ペア:

[(1, 20081845), (5, 4016369), (7, 2868835), (17, 1181285), (35, 573767), (85, 236257), (119, 168755), (595, 33751)]