20163340810

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{1014763}}^1$

素因数の和:1016757

約数の個数: 16

約数和(自身を含む): 36312314976

約数和(自身を除く): 16148974166

約数列:

[1, 2, 5, 10, 1987, 3974, 9935, 19870, 1014763, 2029526, 5073815, 10147630, 2016334081, 4032668162, 10081670405, 20163340810]

約数ペア:

[(1, 20163340810), (2, 10081670405), (5, 4032668162), (10, 2016334081), (1987, 10147630), (3974, 5073815), (9935, 2029526), (19870, 1014763)]