20286091

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 24616960

約数和(自身を除く): 4330869

約数列:

[1, 7, 19, 127, 133, 889, 1201, 2413, 8407, 16891, 22819, 152527, 159733, 1067689, 2898013, 20286091]

約数ペア:

[(1, 20286091), (7, 2898013), (19, 1067689), (127, 159733), (133, 152527), (889, 22819), (1201, 16891), (2413, 8407)]