20804868798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495354019}}^1$

素因数の和:495354031

約数の個数: 16

約数和(自身を含む): 47553985920

約数和(自身を除く): 26749117122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495354019, 990708038, 1486062057, 2972124114, 3467478133, 6934956266, 10402434399, 20804868798]

約数ペア:

[(1, 20804868798), (2, 10402434399), (3, 6934956266), (6, 3467478133), (7, 2972124114), (14, 1486062057), (21, 990708038), (42, 495354019)]