19655590

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{2371}}^1$

素因数の和:3207

約数の個数: 16

約数和(自身を含む): 35437680

約数和(自身を除く): 15782090

約数列:

[1, 2, 5, 10, 829, 1658, 2371, 4145, 4742, 8290, 11855, 23710, 1965559, 3931118, 9827795, 19655590]

約数ペア:

[(1, 19655590), (2, 9827795), (5, 3931118), (10, 1965559), (829, 23710), (1658, 11855), (2371, 8290), (4145, 4742)]