20123395526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3089}}^1\times {\mathrm{3529}}^1$

素因数の和:6704

約数の個数: 32

約数和(自身を含む): 32984884800

約数和(自身を除く): 12861489274

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 3089, 3529, 6178, 7058, 40157, 45877, 80314, 91754, 219319, 250559, 438638, 501118, 2851147, 3257267, 5702294, 6514534, 10901081, 21802162, 141714053, 283428106, 773976751, 1547953502, 10061697763, 20123395526]

約数ペア:

[(1, 20123395526), (2, 10061697763), (13, 1547953502), (26, 773976751), (71, 283428106), (142, 141714053), (923, 21802162), (1846, 10901081), (3089, 6514534), (3529, 5702294), (6178, 3257267), (7058, 2851147), (40157, 501118), (45877, 438638), (80314, 250559), (91754, 219319)]