20088965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8353}}^1$

素因数の和:8408

約数の個数: 16

約数和(自身を含む): 26665968

約数和(自身を除く): 6577003

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 8353, 41765, 108589, 309061, 542945, 1545305, 4017793, 20088965]

約数ペア:

[(1, 20088965), (5, 4017793), (13, 1545305), (37, 542945), (65, 309061), (185, 108589), (481, 41765), (2405, 8353)]