11990988

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1246

約数の個数: 36

約数和(自身を含む): 30423120

約数和(自身を除く): 18432132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 839, 1191, 1588, 1678, 2382, 2517, 3356, 3573, 4764, 5034, 7146, 7551, 10068, 14292, 15102, 30204, 333083, 666166, 999249, 1332332, 1998498, 2997747, 3996996, 5995494, 11990988]

約数ペア:

[(1, 11990988), (2, 5995494), (3, 3996996), (4, 2997747), (6, 1998498), (9, 1332332), (12, 999249), (18, 666166), (36, 333083), (397, 30204), (794, 15102), (839, 14292), (1191, 10068), (1588, 7551), (1678, 7146), (2382, 5034), (2517, 4764), (3356, 3573)]