20201208645

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10604309}}^1$

素因数の和:10604444

約数の個数: 16

約数和(自身を含む): 32576440320

約数和(自身を除く): 12375231675

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 10604309, 31812927, 53021545, 159064635, 1346747243, 4040241729, 6733736215, 20201208645]

約数ペア:

[(1, 20201208645), (3, 6733736215), (5, 4040241729), (15, 1346747243), (127, 159064635), (381, 53021545), (635, 31812927), (1905, 10604309)]