18781084

素因数分解:

$2^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1063}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 37657088

約数和(自身を除く): 18876004

約数列:

[1, 2, 4, 7, 14, 28, 631, 1063, 1262, 2126, 2524, 4252, 4417, 7441, 8834, 14882, 17668, 29764, 670753, 1341506, 2683012, 4695271, 9390542, 18781084]

約数ペア:

[(1, 18781084), (2, 9390542), (4, 4695271), (7, 2683012), (14, 1341506), (28, 670753), (631, 29764), (1063, 17668), (1262, 14882), (2126, 8834), (2524, 7441), (4252, 4417)]