20681038

素因数分解:

$2^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{751}}^1$

素因数の和:1048

約数の個数: 24

約数和(自身を含む): 36262944

約数和(自身を除く): 15581906

約数列:

[1, 2, 7, 14, 49, 98, 281, 562, 751, 1502, 1967, 3934, 5257, 10514, 13769, 27538, 36799, 73598, 211031, 422062, 1477217, 2954434, 10340519, 20681038]

約数ペア:

[(1, 20681038), (2, 10340519), (7, 2954434), (14, 1477217), (49, 422062), (98, 211031), (281, 73598), (562, 36799), (751, 27538), (1502, 13769), (1967, 10514), (3934, 5257)]