20180936195

素因数分解:

$5^1\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{405199}}^1$

素因数の和:406634

約数の個数: 16

約数和(自身を含む): 27696230400

約数和(自身を除く): 7515294205

約数列:

[1, 5, 7, 35, 1423, 7115, 9961, 49805, 405199, 2025995, 2836393, 14181965, 576598177, 2882990885, 4036187239, 20180936195]

約数ペア:

[(1, 20180936195), (5, 4036187239), (7, 2882990885), (35, 576598177), (1423, 14181965), (7115, 2836393), (9961, 2025995), (49805, 405199)]