20175950081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2387969}}^1$

素因数の和:2388064

約数の個数: 16

約数和(自身を含む): 24758472960

約数和(自身を除く): 4582522879

約数列:

[1, 7, 17, 71, 119, 497, 1207, 8449, 2387969, 16715783, 40595473, 169545799, 284168311, 1186820593, 2882278583, 20175950081]

約数ペア:

[(1, 20175950081), (7, 2882278583), (17, 1186820593), (71, 284168311), (119, 169545799), (497, 40595473), (1207, 16715783), (8449, 2387969)]