2538001

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 12

約数和(自身を含む): 2780400

約数和(自身を除く): 242399

約数列:

[1, 19, 31, 139, 589, 961, 2641, 4309, 18259, 81871, 133579, 2538001]

約数ペア:

[(1, 2538001), (19, 133579), (31, 81871), (139, 18259), (589, 4309), (961, 2641)]