18883921084

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5310439}}^1$

素因数の和:5310577

約数の個数: 24

約数和(自身を含む): 38065233920

約数和(自身を除く): 19181312836

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5310439, 10620878, 21241756, 37173073, 74346146, 148692292, 674425753, 1348851506, 2697703012, 4720980271, 9441960542, 18883921084]

約数ペア:

[(1, 18883921084), (2, 9441960542), (4, 4720980271), (7, 2697703012), (14, 1348851506), (28, 674425753), (127, 148692292), (254, 74346146), (508, 37173073), (889, 21241756), (1778, 10620878), (3556, 5310439)]