2020201915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1\times {\mathrm{15361}}^1$

素因数の和:16302

約数の個数: 16

約数和(自身を含む): 2510765280

約数和(自身を除く): 490563365

約数列:

[1, 5, 29, 145, 907, 4535, 15361, 26303, 76805, 131515, 445469, 2227345, 13932427, 69662135, 404040383, 2020201915]

約数ペア:

[(1, 2020201915), (5, 404040383), (29, 69662135), (145, 13932427), (907, 2227345), (4535, 445469), (15361, 131515), (26303, 76805)]