20404424

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{25253}}^1$

素因数の和:25360

約数の個数: 16

約数和(自身を含む): 38638620

約数和(自身を除く): 18234196

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 25253, 50506, 101012, 202024, 2550553, 5101106, 10202212, 20404424]

約数ペア:

[(1, 20404424), (2, 10202212), (4, 5101106), (8, 2550553), (101, 202024), (202, 101012), (404, 50506), (808, 25253)]