2021061578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{123401}}^1$

素因数の和:123853

約数の個数: 16

約数和(自身を含む): 3198579840

約数和(自身を除く): 1177518262

約数列:

[1, 2, 19, 38, 431, 862, 8189, 16378, 123401, 246802, 2344619, 4689238, 53185831, 106371662, 1010530789, 2021061578]

約数ペア:

[(1, 2021061578), (2, 1010530789), (19, 106371662), (38, 53185831), (431, 4689238), (862, 2344619), (8189, 246802), (16378, 123401)]