20770215

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10903}}^1$

素因数の和:11038

約数の個数: 16

約数和(自身を含む): 33497088

約数和(自身を除く): 12726873

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 10903, 32709, 54515, 163545, 1384681, 4154043, 6923405, 20770215]

約数ペア:

[(1, 20770215), (3, 6923405), (5, 4154043), (15, 1384681), (127, 163545), (381, 54515), (635, 32709), (1905, 10903)]