20163808215

素因数分解:

$3^2\times 5^1\times {\mathrm{448084627}}^1$

素因数の和:448084638

約数の個数: 12

約数和(自身を含む): 34950600984

約数和(自身を除く): 14786792769

約数列:

[1, 3, 5, 9, 15, 45, 448084627, 1344253881, 2240423135, 4032761643, 6721269405, 20163808215]

約数ペア:

[(1, 20163808215), (3, 6721269405), (5, 4032761643), (9, 2240423135), (15, 1344253881), (45, 448084627)]