20486541604

素因数分解:

$2^2\times {\mathrm{10789}}^1\times {\mathrm{474709}}^1$

素因数の和:485502

約数の個数: 12

約数和(自身を含む): 35854846300

約数和(自身を除く): 15368304696

約数列:

[1, 2, 4, 10789, 21578, 43156, 474709, 949418, 1898836, 5121635401, 10243270802, 20486541604]

約数ペア:

[(1, 20486541604), (2, 10243270802), (4, 5121635401), (10789, 1898836), (21578, 949418), (43156, 474709)]