19600000049

素因数分解:

$7^2\times {\mathrm{19801}}^1\times {\mathrm{20201}}^1$

素因数の和:40016

約数の個数: 12

約数和(自身を含む): 22802280228

約数和(自身を除く): 3202280179

約数列:

[1, 7, 49, 19801, 20201, 138607, 141407, 970249, 989849, 400000001, 2800000007, 19600000049]

約数ペア:

[(1, 19600000049), (7, 2800000007), (49, 400000001), (19801, 989849), (20201, 970249), (138607, 141407)]