20804566005

素因数分解:

$3^2\times 5^1\times {\mathrm{20759}}^1\times {\mathrm{22271}}^1$

素因数の和:43041

約数の個数: 24

約数和(自身を含む): 36064604160

約数和(自身を除く): 15260038155

約数列:

[1, 3, 5, 9, 15, 45, 20759, 22271, 62277, 66813, 103795, 111355, 186831, 200439, 311385, 334065, 934155, 1002195, 462323689, 1386971067, 2311618445, 4160913201, 6934855335, 20804566005]

約数ペア:

[(1, 20804566005), (3, 6934855335), (5, 4160913201), (9, 2311618445), (15, 1386971067), (45, 462323689), (20759, 1002195), (22271, 934155), (62277, 334065), (66813, 311385), (103795, 200439), (111355, 186831)]