20954786

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:865

約数の個数: 16

約数和(自身を含む): 32063904

約数和(自身を除く): 11109118

約数列:

[1, 2, 67, 134, 353, 443, 706, 886, 23651, 29681, 47302, 59362, 156379, 312758, 10477393, 20954786]

約数ペア:

[(1, 20954786), (2, 10477393), (67, 312758), (134, 156379), (353, 59362), (443, 47302), (706, 29681), (886, 23651)]