2139969208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20576627}}^1$

素因数の和:20576646

約数の個数: 16

約数和(自身を含む): 4321091880

約数和(自身を除く): 2181122672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20576627, 41153254, 82306508, 164613016, 267496151, 534992302, 1069984604, 2139969208]

約数ペア:

[(1, 2139969208), (2, 1069984604), (4, 534992302), (8, 267496151), (13, 164613016), (26, 82306508), (52, 41153254), (104, 20576627)]