16986494

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3361}}^1$

素因数の和:3408

約数の個数: 24

約数和(自身を含む): 30742128

約数和(自身を除く): 13755634

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 3361, 5054, 6722, 23527, 47054, 63859, 127718, 447013, 894026, 1213321, 2426642, 8493247, 16986494]

約数ペア:

[(1, 16986494), (2, 8493247), (7, 2426642), (14, 1213321), (19, 894026), (38, 447013), (133, 127718), (266, 63859), (361, 47054), (722, 23527), (2527, 6722), (3361, 5054)]