223886992

素因数分解:

$2^4\times 7^1\times {\mathrm{1998991}}^1$

素因数の和:1999006

約数の個数: 20

約数和(自身を含む): 495750016

約数和(自身を除く): 271863024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1998991, 3997982, 7995964, 13992937, 15991928, 27985874, 31983856, 55971748, 111943496, 223886992]

約数ペア:

[(1, 223886992), (2, 111943496), (4, 55971748), (7, 31983856), (8, 27985874), (14, 15991928), (16, 13992937), (28, 7995964), (56, 3997982), (112, 1998991)]