20691374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20011}}^1$

素因数の和:20071

約数の個数: 16

約数和(自身を含む): 34580736

約数和(自身を除く): 13889362

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 20011, 40022, 220121, 440242, 940517, 1881034, 10345687, 20691374]

約数ペア:

[(1, 20691374), (2, 10345687), (11, 1881034), (22, 940517), (47, 440242), (94, 220121), (517, 40022), (1034, 20011)]