20165074448

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6397549}}^1$

素因数の和:6397754

約数の個数: 20

約数和(自身を含む): 39268161900

約数和(自身を除く): 19103087452

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6397549, 12795098, 25590196, 51180392, 102360784, 1260317153, 2520634306, 5041268612, 10082537224, 20165074448]

約数ペア:

[(1, 20165074448), (2, 10082537224), (4, 5041268612), (8, 2520634306), (16, 1260317153), (197, 102360784), (394, 51180392), (788, 25590196), (1576, 12795098), (3152, 6397549)]