19984823

素因数分解:

${\mathrm{47}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 12

約数和(自身を含む): 20854680

約数和(自身を除く): 869857

約数列:

[1, 47, 83, 109, 2209, 3901, 5123, 9047, 183347, 240781, 425209, 19984823]

約数ペア:

[(1, 19984823), (47, 425209), (83, 240781), (109, 183347), (2209, 9047), (3901, 5123)]