20658408

素因数分解:

$2^3\times 3^1\times {\mathrm{673}}^1\times {\mathrm{1279}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 51763200

約数和(自身を除く): 31104792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 673, 1279, 1346, 2019, 2558, 2692, 3837, 4038, 5116, 5384, 7674, 8076, 10232, 15348, 16152, 30696, 860767, 1721534, 2582301, 3443068, 5164602, 6886136, 10329204, 20658408]

約数ペア:

[(1, 20658408), (2, 10329204), (3, 6886136), (4, 5164602), (6, 3443068), (8, 2582301), (12, 1721534), (24, 860767), (673, 30696), (1279, 16152), (1346, 15348), (2019, 10232), (2558, 8076), (2692, 7674), (3837, 5384), (4038, 5116)]