19998054

素因数分解:

$2^1\times 3^2\times {\mathrm{709}}^1\times {\mathrm{1567}}^1$

素因数の和:2284

約数の個数: 24

約数和(自身を含む): 43417920

約数和(自身を除く): 23419866

約数列:

[1, 2, 3, 6, 9, 18, 709, 1418, 1567, 2127, 3134, 4254, 4701, 6381, 9402, 12762, 14103, 28206, 1111003, 2222006, 3333009, 6666018, 9999027, 19998054]

約数ペア:

[(1, 19998054), (2, 9999027), (3, 6666018), (6, 3333009), (9, 2222006), (18, 1111003), (709, 28206), (1418, 14103), (1567, 12762), (2127, 9402), (3134, 6381), (4254, 4701)]