20340465

素因数分解:

$3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2003}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 32609088

約数和(自身を除く): 12268623

約数列:

[1, 3, 5, 15, 677, 2003, 2031, 3385, 6009, 10015, 10155, 30045, 1356031, 4068093, 6780155, 20340465]

約数ペア:

[(1, 20340465), (3, 6780155), (5, 4068093), (15, 1356031), (677, 30045), (2003, 10155), (2031, 10015), (3385, 6009)]