19403449

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 21653632

約数和(自身を除く): 2250183

約数列:

[1, 13, 43, 103, 337, 559, 1339, 4381, 4429, 14491, 34711, 57577, 188383, 451243, 1492573, 19403449]

約数ペア:

[(1, 19403449), (13, 1492573), (43, 451243), (103, 188383), (337, 57577), (559, 34711), (1339, 14491), (4381, 4429)]