19198341

素因数分解:

$3^2\times {\mathrm{19}}^3\times {\mathrm{311}}^1$

素因数の和:374

約数の個数: 24

約数和(自身を含む): 29365440

約数和(自身を除く): 10167099

約数列:

[1, 3, 9, 19, 57, 171, 311, 361, 933, 1083, 2799, 3249, 5909, 6859, 17727, 20577, 53181, 61731, 112271, 336813, 1010439, 2133149, 6399447, 19198341]

約数ペア:

[(1, 19198341), (3, 6399447), (9, 2133149), (19, 1010439), (57, 336813), (171, 112271), (311, 61731), (361, 53181), (933, 20577), (1083, 17727), (2799, 6859), (3249, 5909)]