20616085

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19001}}^1$

素因数の和:19044

約数の個数: 16

約数和(自身を含む): 29187072

約数和(自身を除く): 8570987

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 19001, 95005, 133007, 589031, 665035, 2945155, 4123217, 20616085]

約数ペア:

[(1, 20616085), (5, 4123217), (7, 2945155), (31, 665035), (35, 589031), (155, 133007), (217, 95005), (1085, 19001)]