1268931188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2385209}}^1$

素因数の和:2385239

約数の個数: 24

約数和(自身を含む): 2671435200

約数和(自身を除く): 1402504012

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 2385209, 4770418, 9540836, 16696463, 33392926, 45318971, 66785852, 90637942, 181275884, 317232797, 634465594, 1268931188]

約数ペア:

[(1, 1268931188), (2, 634465594), (4, 317232797), (7, 181275884), (14, 90637942), (19, 66785852), (28, 45318971), (38, 33392926), (76, 16696463), (133, 9540836), (266, 4770418), (532, 2385209)]