16580494818

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{664123}}^1$

素因数の和:664223

約数の個数: 48

約数和(自身を含む): 38333237280

約数和(自身を除く): 21752742462

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1314, 1387, 2774, 4161, 8322, 12483, 24966, 664123, 1328246, 1992369, 3984738, 5977107, 11954214, 12618337, 25236674, 37855011, 48480979, 75710022, 96961958, 113565033, 145442937, 227130066, 290885874, 436328811, 872657622, 921138601, 1842277202, 2763415803, 5526831606, 8290247409, 16580494818]

約数ペア:

[(1, 16580494818), (2, 8290247409), (3, 5526831606), (6, 2763415803), (9, 1842277202), (18, 921138601), (19, 872657622), (38, 436328811), (57, 290885874), (73, 227130066), (114, 145442937), (146, 113565033), (171, 96961958), (219, 75710022), (342, 48480979), (438, 37855011), (657, 25236674), (1314, 12618337), (1387, 11954214), (2774, 5977107), (4161, 3984738), (8322, 1992369), (12483, 1328246), (24966, 664123)]