20663346

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313081}}^1$

素因数の和:313097

約数の個数: 16

約数和(自身を含む): 45083808

約数和(自身を除く): 24420462

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313081, 626162, 939243, 1878486, 3443891, 6887782, 10331673, 20663346]

約数ペア:

[(1, 20663346), (2, 10331673), (3, 6887782), (6, 3443891), (11, 1878486), (22, 939243), (33, 626162), (66, 313081)]