20434546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21601}}^1$

素因数の和:21657

約数の個数: 16

約数和(自身を含む): 34217568

約数和(自身を除く): 13783022

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21601, 43202, 237611, 475222, 928843, 1857686, 10217273, 20434546]

約数ペア:

[(1, 20434546), (2, 10217273), (11, 1857686), (22, 928843), (43, 475222), (86, 237611), (473, 43202), (946, 21601)]