19883644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{451901}}^1$

素因数の和:451916

約数の個数: 12

約数和(自身を含む): 37959768

約数和(自身を除く): 18076124

約数列:

[1, 2, 4, 11, 22, 44, 451901, 903802, 1807604, 4970911, 9941822, 19883644]

約数ペア:

[(1, 19883644), (2, 9941822), (4, 4970911), (11, 1807604), (22, 903802), (44, 451901)]