17980039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6311}}^1$

素因数の和:6366

約数の個数: 16

約数和(自身を含む): 23026176

約数和(自身を除く): 5046137

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 6311, 44177, 69421, 233507, 485947, 1634549, 2568577, 17980039]

約数ペア:

[(1, 17980039), (7, 2568577), (11, 1634549), (37, 485947), (77, 233507), (259, 69421), (407, 44177), (2849, 6311)]