20858662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1931}}^1$

素因数の和:2435

約数の個数: 16

約数和(自身を含む): 34219584

約数和(自身を除く): 13360922

約数列:

[1, 2, 11, 22, 491, 982, 1931, 3862, 5401, 10802, 21241, 42482, 948121, 1896242, 10429331, 20858662]

約数ペア:

[(1, 20858662), (2, 10429331), (11, 1896242), (22, 948121), (491, 42482), (982, 21241), (1931, 10802), (3862, 5401)]