18140336

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{12739}}^1$

素因数の和:12836

約数の個数: 20

約数和(自身を含む): 35544600

約数和(自身を除く): 17404264

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 12739, 25478, 50956, 101912, 203824, 1133771, 2267542, 4535084, 9070168, 18140336]

約数ペア:

[(1, 18140336), (2, 9070168), (4, 4535084), (8, 2267542), (16, 1133771), (89, 203824), (178, 101912), (356, 50956), (712, 25478), (1424, 12739)]