890864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4304

約数の個数: 20

約数和(自身を含む): 1859256

約数和(自身を除く): 968392

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4283, 8566, 17132, 34264, 55679, 68528, 111358, 222716, 445432, 890864]

約数ペア:

[(1, 890864), (2, 445432), (4, 222716), (8, 111358), (13, 68528), (16, 55679), (26, 34264), (52, 17132), (104, 8566), (208, 4283)]