201919003

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2311}}^1$

素因数の和:2395

約数の個数: 24

約数和(自身を含む): 243703296

約数和(自身を除く): 41784293

約数列:

[1, 11, 13, 47, 143, 169, 517, 611, 1859, 2311, 6721, 7943, 25421, 30043, 87373, 108617, 330473, 390559, 1194787, 1412021, 4296149, 15532231, 18356273, 201919003]

約数ペア:

[(1, 201919003), (11, 18356273), (13, 15532231), (47, 4296149), (143, 1412021), (169, 1194787), (517, 390559), (611, 330473), (1859, 108617), (2311, 87373), (6721, 30043), (7943, 25421)]