19389356

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6353}}^1$

素因数の和:6473

約数の個数: 24

約数和(自身を含む): 39140640

約数和(自身を除く): 19751284

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6353, 12706, 25412, 44471, 88942, 177884, 692477, 1384954, 2769908, 4847339, 9694678, 19389356]

約数ペア:

[(1, 19389356), (2, 9694678), (4, 4847339), (7, 2769908), (14, 1384954), (28, 692477), (109, 177884), (218, 88942), (436, 44471), (763, 25412), (1526, 12706), (3052, 6353)]