19390442

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1669}}^1$

素因数の和:1865

約数の個数: 16

約数和(自身を含む): 30080040

約数和(自身を除く): 10689598

約数列:

[1, 2, 37, 74, 157, 314, 1669, 3338, 5809, 11618, 61753, 123506, 262033, 524066, 9695221, 19390442]

約数ペア:

[(1, 19390442), (2, 9695221), (37, 524066), (74, 262033), (157, 123506), (314, 61753), (1669, 11618), (3338, 5809)]