223216

素因数分解:

$2^4\times 7^1\times {\mathrm{1993}}^1$

素因数の和:2008

約数の個数: 20

約数和(自身を含む): 494512

約数和(自身を除く): 271296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1993, 3986, 7972, 13951, 15944, 27902, 31888, 55804, 111608, 223216]

約数ペア:

[(1, 223216), (2, 111608), (4, 55804), (7, 31888), (8, 27902), (14, 15944), (16, 13951), (28, 7972), (56, 3986), (112, 1993)]