20808821894

素因数分解:

$2^1\times 7^1\times {\mathrm{7159}}^1\times {\mathrm{207619}}^1$

素因数の和:214787

約数の個数: 16

約数和(自身を含む): 35677420800

約数和(自身を除く): 14868598906

約数列:

[1, 2, 7, 14, 7159, 14318, 50113, 100226, 207619, 415238, 1453333, 2906666, 1486344421, 2972688842, 10404410947, 20808821894]

約数ペア:

[(1, 20808821894), (2, 10404410947), (7, 2972688842), (14, 1486344421), (7159, 2906666), (14318, 1453333), (50113, 415238), (100226, 207619)]