20796526

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3673}}^1$

素因数の和:3843

約数の個数: 16

約数和(自身を含む): 33066000

約数和(自身を除く): 12269474

約数列:

[1, 2, 19, 38, 149, 298, 2831, 3673, 5662, 7346, 69787, 139574, 547277, 1094554, 10398263, 20796526]

約数ペア:

[(1, 20796526), (2, 10398263), (19, 1094554), (38, 547277), (149, 139574), (298, 69787), (2831, 7346), (3673, 5662)]