20123070678885

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72937}}^1\times {\mathrm{497111}}^1$

素因数の和:570093

約数の個数: 32

約数和(自身を含む): 33067619811072

約数和(自身を除く): 12944549132187

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 72937, 218811, 364685, 497111, 1094055, 1491333, 2485555, 2698669, 7456665, 8096007, 13493345, 18393107, 40480035, 55179321, 91965535, 275896605, 36257785007, 108773355021, 181288925035, 543866775105, 1341538045259, 4024614135777, 6707690226295, 20123070678885]

約数ペア:

[(1, 20123070678885), (3, 6707690226295), (5, 4024614135777), (15, 1341538045259), (37, 543866775105), (111, 181288925035), (185, 108773355021), (555, 36257785007), (72937, 275896605), (218811, 91965535), (364685, 55179321), (497111, 40480035), (1094055, 18393107), (1491333, 13493345), (2485555, 8096007), (2698669, 7456665)]