20500442

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{617}}^1$

素因数の和:1105

約数の個数: 16

約数和(自身を含む): 31703400

約数和(自身を除く): 11202958

約数列:

[1, 2, 37, 74, 449, 617, 898, 1234, 16613, 22829, 33226, 45658, 277033, 554066, 10250221, 20500442]

約数ペア:

[(1, 20500442), (2, 10250221), (37, 554066), (74, 277033), (449, 45658), (617, 33226), (898, 22829), (1234, 16613)]