19689070

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18401}}^1$

素因数の和:18515

約数の個数: 16

約数和(自身を含む): 35773488

約数和(自身を除く): 16084418

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 18401, 36802, 92005, 184010, 1968907, 3937814, 9844535, 19689070]

約数ペア:

[(1, 19689070), (2, 9844535), (5, 3937814), (10, 1968907), (107, 184010), (214, 92005), (535, 36802), (1070, 18401)]