20844499

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 23925888

約数和(自身を除く): 3081389

約数列:

[1, 13, 17, 221, 257, 367, 3341, 4369, 4771, 6239, 56797, 81107, 94319, 1226147, 1603423, 20844499]

約数ペア:

[(1, 20844499), (13, 1603423), (17, 1226147), (221, 94319), (257, 81107), (367, 56797), (3341, 6239), (4369, 4771)]