20201689804

素因数分解:

$2^2\times {\mathrm{2029}}^1\times {\mathrm{2489119}}^1$

素因数の和:2491152

約数の個数: 12

約数和(自身を含む): 35370395200

約数和(自身を除く): 15168705396

約数列:

[1, 2, 4, 2029, 4058, 8116, 2489119, 4978238, 9956476, 5050422451, 10100844902, 20201689804]

約数ペア:

[(1, 20201689804), (2, 10100844902), (4, 5050422451), (2029, 9956476), (4058, 4978238), (8116, 2489119)]