18842340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28549}}^1$

素因数の和:28572

約数の個数: 48

約数和(自身を含む): 57556800

約数和(自身を除く): 38714460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 28549, 57098, 85647, 114196, 142745, 171294, 285490, 314039, 342588, 428235, 570980, 628078, 856470, 942117, 1256156, 1570195, 1712940, 1884234, 3140390, 3768468, 4710585, 6280780, 9421170, 18842340]

約数ペア:

[(1, 18842340), (2, 9421170), (3, 6280780), (4, 4710585), (5, 3768468), (6, 3140390), (10, 1884234), (11, 1712940), (12, 1570195), (15, 1256156), (20, 942117), (22, 856470), (30, 628078), (33, 570980), (44, 428235), (55, 342588), (60, 314039), (66, 285490), (110, 171294), (132, 142745), (165, 114196), (220, 85647), (330, 57098), (660, 28549)]