20808220214

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1740691}}^1$

素因数の和:1740875

約数の個数: 16

約数和(自身を含む): 32167988160

約数和(自身を除く): 11359767946

約数列:

[1, 2, 43, 86, 139, 278, 5977, 11954, 1740691, 3481382, 74849713, 149699426, 241956049, 483912098, 10404110107, 20808220214]

約数ペア:

[(1, 20808220214), (2, 10404110107), (43, 483912098), (86, 241956049), (139, 149699426), (278, 74849713), (5977, 3481382), (11954, 1740691)]