19541852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5351}}^1$

素因数の和:5449

約数の個数: 24

約数和(自身を含む): 37763712

約数和(自身を除く): 18221860

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5351, 10702, 21404, 58861, 117722, 235444, 444133, 888266, 1776532, 4885463, 9770926, 19541852]

約数ペア:

[(1, 19541852), (2, 9770926), (4, 4885463), (11, 1776532), (22, 888266), (44, 444133), (83, 235444), (166, 117722), (332, 58861), (913, 21404), (1826, 10702), (3652, 5351)]