28004464

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{16993}}^1$

素因数の和:17104

約数の個数: 20

約数和(自身を含む): 54788656

約数和(自身を除く): 26784192

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 16993, 33986, 67972, 135944, 271888, 1750279, 3500558, 7001116, 14002232, 28004464]

約数ペア:

[(1, 28004464), (2, 14002232), (4, 7001116), (8, 3500558), (16, 1750279), (103, 271888), (206, 135944), (412, 67972), (824, 33986), (1648, 16993)]