19944008

素因数分解:

$2^3\times 7^1\times {\mathrm{356143}}^1$

素因数の和:356156

約数の個数: 16

約数和(自身を含む): 42737280

約数和(自身を除く): 22793272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 356143, 712286, 1424572, 2493001, 2849144, 4986002, 9972004, 19944008]

約数ペア:

[(1, 19944008), (2, 9972004), (4, 4986002), (7, 2849144), (8, 2493001), (14, 1424572), (28, 712286), (56, 356143)]