39789584

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{17891}}^1$

素因数の和:18038

約数の個数: 20

約数和(自身を含む): 77651280

約数和(自身を除く): 37861696

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 17891, 35782, 71564, 143128, 286256, 2486849, 4973698, 9947396, 19894792, 39789584]

約数ペア:

[(1, 39789584), (2, 19894792), (4, 9947396), (8, 4973698), (16, 2486849), (139, 286256), (278, 143128), (556, 71564), (1112, 35782), (2224, 17891)]