20020736842

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{15313}}^1\times {\mathrm{4703}}^1$

素因数の和:20157

約数の個数: 16

約数和(自身を含む): 30255563520

約数和(自身を除く): 10234826678

約数列:

[1, 2, 139, 278, 4703, 9406, 15313, 30626, 653717, 1307434, 2128507, 4257014, 72017039, 144034078, 10010368421, 20020736842]

約数ペア:

[(1, 20020736842), (2, 10010368421), (139, 144034078), (278, 72017039), (4703, 4257014), (9406, 2128507), (15313, 1307434), (30626, 653717)]