18485710060

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1811}}^1\times {\mathrm{10859}}^1$

素因数の和:12726

約数の個数: 48

約数和(自身を含む): 39671493120

約数和(自身を除く): 21185783060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1811, 3622, 7244, 9055, 10859, 18110, 21718, 36220, 43436, 54295, 85117, 108590, 170234, 217180, 340468, 425585, 510373, 851170, 1020746, 1702340, 2041492, 2551865, 5103730, 10207460, 19665649, 39331298, 78662596, 98328245, 196656490, 393312980, 924285503, 1848571006, 3697142012, 4621427515, 9242855030, 18485710060]

約数ペア:

[(1, 18485710060), (2, 9242855030), (4, 4621427515), (5, 3697142012), (10, 1848571006), (20, 924285503), (47, 393312980), (94, 196656490), (188, 98328245), (235, 78662596), (470, 39331298), (940, 19665649), (1811, 10207460), (3622, 5103730), (7244, 2551865), (9055, 2041492), (10859, 1702340), (18110, 1020746), (21718, 851170), (36220, 510373), (43436, 425585), (54295, 340468), (85117, 217180), (108590, 170234)]