19387208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{142553}}^1$

素因数の和:142576

約数の個数: 16

約数和(自身を含む): 38489580

約数和(自身を除く): 19102372

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 142553, 285106, 570212, 1140424, 2423401, 4846802, 9693604, 19387208]

約数ペア:

[(1, 19387208), (2, 9693604), (4, 4846802), (8, 2423401), (17, 1140424), (34, 570212), (68, 285106), (136, 142553)]