17975528048

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26127221}}^1$

素因数の和:26127272

約数の個数: 20

約数和(自身を含む): 35637530808

約数和(自身を除く): 17662002760

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26127221, 52254442, 104508884, 209017768, 418035536, 1123470503, 2246941006, 4493882012, 8987764024, 17975528048]

約数ペア:

[(1, 17975528048), (2, 8987764024), (4, 4493882012), (8, 2246941006), (16, 1123470503), (43, 418035536), (86, 209017768), (172, 104508884), (344, 52254442), (688, 26127221)]