89371888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{129901}}^1$

素因数の和:129952

約数の個数: 20

約数和(自身を含む): 177186328

約数和(自身を除く): 87814440

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 129901, 259802, 519604, 1039208, 2078416, 5585743, 11171486, 22342972, 44685944, 89371888]

約数ペア:

[(1, 89371888), (2, 44685944), (4, 22342972), (8, 11171486), (16, 5585743), (43, 2078416), (86, 1039208), (172, 519604), (344, 259802), (688, 129901)]