20091412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{456623}}^1$

素因数の和:456638

約数の個数: 12

約数和(自身を含む): 38356416

約数和(自身を除く): 18265004

約数列:

[1, 2, 4, 11, 22, 44, 456623, 913246, 1826492, 5022853, 10045706, 20091412]

約数ペア:

[(1, 20091412), (2, 10045706), (4, 5022853), (11, 1826492), (22, 913246), (44, 456623)]