20158935

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10259}}^1$

素因数の和:10398

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 12344745

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 10259, 30777, 51295, 153885, 1343929, 4031787, 6719645, 20158935]

約数ペア:

[(1, 20158935), (3, 6719645), (5, 4031787), (15, 1343929), (131, 153885), (393, 51295), (655, 30777), (1965, 10259)]