20869288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237151}}^1$

素因数の和:237168

約数の個数: 16

約数和(自身を含む): 42687360

約数和(自身を除く): 21818072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237151, 474302, 948604, 1897208, 2608661, 5217322, 10434644, 20869288]

約数ペア:

[(1, 20869288), (2, 10434644), (4, 5217322), (8, 2608661), (11, 1897208), (22, 948604), (44, 474302), (88, 237151)]