20123488028

素因数分解:

$2^2\times 7^1\times {\mathrm{718696001}}^1$

素因数の和:718696012

約数の個数: 12

約数和(自身を含む): 40246976112

約数和(自身を除く): 20123488084

約数列:

[1, 2, 4, 7, 14, 28, 718696001, 1437392002, 2874784004, 5030872007, 10061744014, 20123488028]

約数ペア:

[(1, 20123488028), (2, 10061744014), (4, 5030872007), (7, 2874784004), (14, 1437392002), (28, 718696001)]