18708120004

素因数分解:

$2^2\times 7^1\times {\mathrm{668147143}}^1$

素因数の和:668147154

約数の個数: 12

約数和(自身を含む): 37416240064

約数和(自身を除く): 18708120060

約数列:

[1, 2, 4, 7, 14, 28, 668147143, 1336294286, 2672588572, 4677030001, 9354060002, 18708120004]

約数ペア:

[(1, 18708120004), (2, 9354060002), (4, 4677030001), (7, 2672588572), (14, 1336294286), (28, 668147143)]