18389621768

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3069029}}^1$

素因数の和:3069149

約数の個数: 32

約数和(自身を含む): 39774628800

約数和(自身を除く): 21385007032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 214, 428, 749, 856, 1498, 2996, 5992, 3069029, 6138058, 12276116, 21483203, 24552232, 42966406, 85932812, 171865624, 328386103, 656772206, 1313544412, 2298702721, 2627088824, 4597405442, 9194810884, 18389621768]

約数ペア:

[(1, 18389621768), (2, 9194810884), (4, 4597405442), (7, 2627088824), (8, 2298702721), (14, 1313544412), (28, 656772206), (56, 328386103), (107, 171865624), (214, 85932812), (428, 42966406), (749, 24552232), (856, 21483203), (1498, 12276116), (2996, 6138058), (5992, 3069029)]