20285512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195053}}^1$

素因数の和:195072

約数の個数: 16

約数和(自身を含む): 40961340

約数和(自身を除く): 20675828

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195053, 390106, 780212, 1560424, 2535689, 5071378, 10142756, 20285512]

約数ペア:

[(1, 20285512), (2, 10142756), (4, 5071378), (8, 2535689), (13, 1560424), (26, 780212), (52, 390106), (104, 195053)]