20344086908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{164065217}}^1$

素因数の和:164065252

約数の個数: 12

約数和(自身を含む): 36750608832

約数和(自身を除く): 16406521924

約数列:

[1, 2, 4, 31, 62, 124, 164065217, 328130434, 656260868, 5086021727, 10172043454, 20344086908]

約数ペア:

[(1, 20344086908), (2, 10172043454), (4, 5086021727), (31, 656260868), (62, 328130434), (124, 164065217)]