20159953

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 2483759

約数列:

[1, 11, 71, 83, 311, 781, 913, 3421, 5893, 22081, 25813, 64823, 242891, 283943, 1832723, 20159953]

約数ペア:

[(1, 20159953), (11, 1832723), (71, 283943), (83, 242891), (311, 64823), (781, 25813), (913, 22081), (3421, 5893)]