18194968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1039}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 37440000

約数和(自身を除く): 19245032

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1039, 1592, 2078, 2189, 4156, 4378, 8312, 8756, 11429, 17512, 22858, 45716, 91432, 206761, 413522, 827044, 1654088, 2274371, 4548742, 9097484, 18194968]

約数ペア:

[(1, 18194968), (2, 9097484), (4, 4548742), (8, 2274371), (11, 1654088), (22, 827044), (44, 413522), (88, 206761), (199, 91432), (398, 45716), (796, 22858), (1039, 17512), (1592, 11429), (2078, 8756), (2189, 8312), (4156, 4378)]