19187668

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 34255872

約数和(自身を除く): 15068204

約数列:

[1, 2, 4, 107, 127, 214, 254, 353, 428, 508, 706, 1412, 13589, 27178, 37771, 44831, 54356, 75542, 89662, 151084, 179324, 4796917, 9593834, 19187668]

約数ペア:

[(1, 19187668), (2, 9593834), (4, 4796917), (107, 179324), (127, 151084), (214, 89662), (254, 75542), (353, 54356), (428, 44831), (508, 37771), (706, 27178), (1412, 13589)]