19221093

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 28756728

約数和(自身を除く): 9535635

約数列:

[1, 3, 9, 37, 111, 197, 293, 333, 591, 879, 1773, 2637, 7289, 10841, 21867, 32523, 57721, 65601, 97569, 173163, 519489, 2135677, 6407031, 19221093]

約数ペア:

[(1, 19221093), (3, 6407031), (9, 2135677), (37, 519489), (111, 173163), (197, 97569), (293, 65601), (333, 57721), (591, 32523), (879, 21867), (1773, 10841), (2637, 7289)]