18388076

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5171}}^1$

素因数の和:5309

約数の個数: 24

約数和(自身を含む): 37072896

約数和(自身を除く): 18684820

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5171, 10342, 20684, 36197, 72394, 144788, 656717, 1313434, 2626868, 4597019, 9194038, 18388076]

約数ペア:

[(1, 18388076), (2, 9194038), (4, 4597019), (7, 2626868), (14, 1313434), (28, 656717), (127, 144788), (254, 72394), (508, 36197), (889, 20684), (1778, 10342), (3556, 5171)]