31853518

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 48510000

約数和(自身を除く): 16656482

約数列:

[1, 2, 139, 149, 278, 298, 769, 1538, 20711, 41422, 106891, 114581, 213782, 229162, 15926759, 31853518]

約数ペア:

[(1, 31853518), (2, 15926759), (139, 229162), (149, 213782), (278, 114581), (298, 106891), (769, 41422), (1538, 20711)]