1994527220690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2241041821}}^1$

素因数の和:2241041917

約数の個数: 16

約数和(自身を含む): 3630487751640

約数和(自身を除く): 1635960530950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2241041821, 4482083642, 11205209105, 22410418210, 199452722069, 398905444138, 997263610345, 1994527220690]

約数ペア:

[(1, 1994527220690), (2, 997263610345), (5, 398905444138), (10, 199452722069), (89, 22410418210), (178, 11205209105), (445, 4482083642), (890, 2241041821)]