19423909

素因数分解:

${\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 21067200

約数和(自身を除く): 1643291

約数列:

[1, 19, 83, 109, 113, 1577, 2071, 2147, 9047, 9379, 12317, 171893, 178201, 234023, 1022311, 19423909]

約数ペア:

[(1, 19423909), (19, 1022311), (83, 234023), (109, 178201), (113, 171893), (1577, 12317), (2071, 9379), (2147, 9047)]