20518054

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1549}}^1$

素因数の和:1767

約数の個数: 16

約数和(自身を含む): 31806000

約数和(自身を除く): 11287946

約数列:

[1, 2, 37, 74, 179, 358, 1549, 3098, 6623, 13246, 57313, 114626, 277271, 554542, 10259027, 20518054]

約数ペア:

[(1, 20518054), (2, 10259027), (37, 554542), (74, 277271), (179, 114626), (358, 57313), (1549, 13246), (3098, 6623)]