20879188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16363}}^1$

素因数の和:16407

約数の個数: 24

約数和(自身を含む): 41237280

約数和(自身を除く): 20358092

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16363, 32726, 65452, 179993, 359986, 474527, 719972, 949054, 1898108, 5219797, 10439594, 20879188]

約数ペア:

[(1, 20879188), (2, 10439594), (4, 5219797), (11, 1898108), (22, 949054), (29, 719972), (44, 474527), (58, 359986), (116, 179993), (319, 65452), (638, 32726), (1276, 16363)]