20453982

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79279}}^1$

素因数の和:79327

約数の個数: 16

約数和(自身を含む): 41859840

約数和(自身を除く): 21405858

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79279, 158558, 237837, 475674, 3408997, 6817994, 10226991, 20453982]

約数ペア:

[(1, 20453982), (2, 10226991), (3, 6817994), (6, 3408997), (43, 475674), (86, 237837), (129, 158558), (258, 79279)]