19406810

素因数分解:

$2^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{2089}}^1$

素因数の和:3025

約数の個数: 16

約数和(自身を含む): 34986600

約数和(自身を除く): 15579790

約数列:

[1, 2, 5, 10, 929, 1858, 2089, 4178, 4645, 9290, 10445, 20890, 1940681, 3881362, 9703405, 19406810]

約数ペア:

[(1, 19406810), (2, 9703405), (5, 3881362), (10, 1940681), (929, 20890), (1858, 10445), (2089, 9290), (4178, 4645)]