19304047

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 22990912

約数和(自身を除く): 3686865

約数列:

[1, 7, 37, 73, 259, 511, 1021, 2701, 7147, 18907, 37777, 74533, 264439, 521731, 2757721, 19304047]

約数ペア:

[(1, 19304047), (7, 2757721), (37, 521731), (73, 264439), (259, 74533), (511, 37777), (1021, 18907), (2701, 7147)]