38921386

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{20903}}^1$

素因数の和:20938

約数の個数: 24

約数和(自身を含む): 71491680

約数和(自身を除く): 32570294

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 20903, 41806, 146321, 292642, 397157, 794314, 1024247, 2048494, 2780099, 5560198, 19460693, 38921386]

約数ペア:

[(1, 38921386), (2, 19460693), (7, 5560198), (14, 2780099), (19, 2048494), (38, 1024247), (49, 794314), (98, 397157), (133, 292642), (266, 146321), (931, 41806), (1862, 20903)]