19787642

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12967}}^1$

素因数の和:13085

約数の個数: 16

約数和(自身を含む): 34235520

約数和(自身を除く): 14447878

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 12967, 25934, 90769, 181538, 1413403, 2826806, 9893821, 19787642]

約数ペア:

[(1, 19787642), (2, 9893821), (7, 2826806), (14, 1413403), (109, 181538), (218, 90769), (763, 25934), (1526, 12967)]