20489386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{5333}}^1$

素因数の和:5465

約数の個数: 16

約数和(自身を含む): 32836104

約数和(自身を除く): 12346718

約数列:

[1, 2, 17, 34, 113, 226, 1921, 3842, 5333, 10666, 90661, 181322, 602629, 1205258, 10244693, 20489386]

約数ペア:

[(1, 20489386), (2, 10244693), (17, 1205258), (34, 602629), (113, 181322), (226, 90661), (1921, 10666), (3842, 5333)]