20448136

素因数分解:

$2^3\times {\mathrm{1571}}^1\times {\mathrm{1627}}^1$

素因数の和:3204

約数の個数: 16

約数和(自身を含む): 38388240

約数和(自身を除く): 17940104

約数列:

[1, 2, 4, 8, 1571, 1627, 3142, 3254, 6284, 6508, 12568, 13016, 2556017, 5112034, 10224068, 20448136]

約数ペア:

[(1, 20448136), (2, 10224068), (4, 5112034), (8, 2556017), (1571, 13016), (1627, 12568), (3142, 6508), (3254, 6284)]