20051170918

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{5981}}^1\times {\mathrm{23609}}^1$

素因数の和:29663

約数の個数: 16

約数和(自身を含む): 30506764320

約数和(自身を除く): 10455593402

約数列:

[1, 2, 71, 142, 5981, 11962, 23609, 47218, 424651, 849302, 1676239, 3352478, 141205429, 282410858, 10025585459, 20051170918]

約数ペア:

[(1, 20051170918), (2, 10025585459), (71, 282410858), (142, 141205429), (5981, 3352478), (11962, 1676239), (23609, 849302), (47218, 424651)]