20044808

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1361}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 43148160

約数和(自身を除く): 23103352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1361, 1841, 2104, 2722, 3682, 5444, 7364, 9527, 10888, 14728, 19054, 38108, 76216, 357943, 715886, 1431772, 2505601, 2863544, 5011202, 10022404, 20044808]

約数ペア:

[(1, 20044808), (2, 10022404), (4, 5011202), (7, 2863544), (8, 2505601), (14, 1431772), (28, 715886), (56, 357943), (263, 76216), (526, 38108), (1052, 19054), (1361, 14728), (1841, 10888), (2104, 9527), (2722, 7364), (3682, 5444)]