20884226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17911}}^1$

素因数の和:17977

約数の個数: 16

約数和(自身を含む): 34820928

約数和(自身を除く): 13936702

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17911, 35822, 197021, 394042, 949283, 1898566, 10442113, 20884226]

約数ペア:

[(1, 20884226), (2, 10442113), (11, 1898566), (22, 949283), (53, 394042), (106, 197021), (583, 35822), (1166, 17911)]