20258674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13003}}^1$

素因数の和:13065

約数の個数: 16

約数和(自身を含む): 32770080

約数和(自身を除く): 12511406

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13003, 26006, 247057, 494114, 533123, 1066246, 10129337, 20258674]

約数ペア:

[(1, 20258674), (2, 10129337), (19, 1066246), (38, 533123), (41, 494114), (82, 247057), (779, 26006), (1558, 13003)]