18531190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1872

約数の個数: 32

約数和(自身を含む): 35917344

約数和(自身を除く): 17386154

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 1787, 2074, 3574, 5185, 8935, 10370, 17870, 30379, 60758, 109007, 151895, 218014, 303790, 545035, 1090070, 1853119, 3706238, 9265595, 18531190]

約数ペア:

[(1, 18531190), (2, 9265595), (5, 3706238), (10, 1853119), (17, 1090070), (34, 545035), (61, 303790), (85, 218014), (122, 151895), (170, 109007), (305, 60758), (610, 30379), (1037, 17870), (1787, 10370), (2074, 8935), (3574, 5185)]