19681802

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{5003}}^1$

素因数の和:5293

約数の個数: 16

約数和(自身を含む): 33867072

約数和(自身を除く): 14185270

約数列:

[1, 2, 7, 14, 281, 562, 1967, 3934, 5003, 10006, 35021, 70042, 1405843, 2811686, 9840901, 19681802]

約数ペア:

[(1, 19681802), (2, 9840901), (7, 2811686), (14, 1405843), (281, 70042), (562, 35021), (1967, 10006), (3934, 5003)]