20682242

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7499}}^1$

素因数の和:7705

約数の個数: 16

約数和(自身を含む): 35640000

約数和(自身を除く): 14957758

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 7499, 14998, 52493, 104986, 1477303, 2954606, 10341121, 20682242]

約数ペア:

[(1, 20682242), (2, 10341121), (7, 2954606), (14, 1477303), (197, 104986), (394, 52493), (1379, 14998), (2758, 7499)]