18728050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 40256352

約数和(自身を除く): 21528302

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2003, 4006, 4675, 9350, 10015, 20030, 22033, 34051, 44066, 50075, 68102, 100150, 110165, 170255, 220330, 340510, 374561, 550825, 749122, 851275, 1101650, 1702550, 1872805, 3745610, 9364025, 18728050]

約数ペア:

[(1, 18728050), (2, 9364025), (5, 3745610), (10, 1872805), (11, 1702550), (17, 1101650), (22, 851275), (25, 749122), (34, 550825), (50, 374561), (55, 340510), (85, 220330), (110, 170255), (170, 110165), (187, 100150), (275, 68102), (374, 50075), (425, 44066), (550, 34051), (850, 22033), (935, 20030), (1870, 10015), (2003, 9350), (4006, 4675)]