20168231778

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26057147}}^1$

素因数の和:26057198

約数の個数: 24

約数和(自身を含む): 44714065968

約数和(自身を除く): 24545834190

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26057147, 52114294, 78171441, 156342882, 234514323, 469028646, 1120457321, 2240914642, 3361371963, 6722743926, 10084115889, 20168231778]

約数ペア:

[(1, 20168231778), (2, 10084115889), (3, 6722743926), (6, 3361371963), (9, 2240914642), (18, 1120457321), (43, 469028646), (86, 234514323), (129, 156342882), (258, 78171441), (387, 52114294), (774, 26057147)]