20997636

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159073}}^1$

素因数の和:159091

約数の個数: 24

約数和(自身を含む): 53448864

約数和(自身を除く): 32451228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159073, 318146, 477219, 636292, 954438, 1749803, 1908876, 3499606, 5249409, 6999212, 10498818, 20997636]

約数ペア:

[(1, 20997636), (2, 10498818), (3, 6999212), (4, 5249409), (6, 3499606), (11, 1908876), (12, 1749803), (22, 954438), (33, 636292), (44, 477219), (66, 318146), (132, 159073)]