19564028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{444637}}^1$

素因数の和:444652

約数の個数: 12

約数和(自身を含む): 37349592

約数和(自身を除く): 17785564

約数列:

[1, 2, 4, 11, 22, 44, 444637, 889274, 1778548, 4891007, 9782014, 19564028]

約数ペア:

[(1, 19564028), (2, 9782014), (4, 4891007), (11, 1778548), (22, 889274), (44, 444637)]