20565382

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{919}}^1$

素因数の和:1155

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 10964858

約数列:

[1, 2, 67, 134, 167, 334, 919, 1838, 11189, 22378, 61573, 123146, 153473, 306946, 10282691, 20565382]

約数ペア:

[(1, 20565382), (2, 10282691), (67, 306946), (134, 153473), (167, 123146), (334, 61573), (919, 22378), (1838, 11189)]