19379492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440443}}^1$

素因数の和:440458

約数の個数: 12

約数和(自身を含む): 36997296

約数和(自身を除く): 17617804

約数列:

[1, 2, 4, 11, 22, 44, 440443, 880886, 1761772, 4844873, 9689746, 19379492]

約数ペア:

[(1, 19379492), (2, 9689746), (4, 4844873), (11, 1761772), (22, 880886), (44, 440443)]