19605212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{445573}}^1$

素因数の和:445588

約数の個数: 12

約数和(自身を含む): 37428216

約数和(自身を除く): 17823004

約数列:

[1, 2, 4, 11, 22, 44, 445573, 891146, 1782292, 4901303, 9802606, 19605212]

約数ペア:

[(1, 19605212), (2, 9802606), (4, 4901303), (11, 1782292), (22, 891146), (44, 445573)]