20803016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{200029}}^1$

素因数の和:200048

約数の個数: 16

約数和(自身を含む): 42006300

約数和(自身を除く): 21203284

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 200029, 400058, 800116, 1600232, 2600377, 5200754, 10401508, 20803016]

約数ペア:

[(1, 20803016), (2, 10401508), (4, 5200754), (8, 2600377), (13, 1600232), (26, 800116), (52, 400058), (104, 200029)]