19431399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11587}}^1$

素因数の和:11646

約数の個数: 16

約数和(自身を含む): 28552832

約数和(自身を除く): 9121433

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 11587, 34761, 150631, 451893, 498241, 1494723, 6477133, 19431399]

約数ペア:

[(1, 19431399), (3, 6477133), (13, 1494723), (39, 498241), (43, 451893), (129, 150631), (559, 34761), (1677, 11587)]