18538105180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4051}}^1\times {\mathrm{32687}}^1$

素因数の和:36754

約数の個数: 48

約数和(自身を含む): 44503796736

約数和(自身を除く): 25965691556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4051, 8102, 16204, 20255, 28357, 32687, 40510, 56714, 65374, 81020, 113428, 130748, 141785, 163435, 228809, 283570, 326870, 457618, 567140, 653740, 915236, 1144045, 2288090, 4576180, 132415037, 264830074, 529660148, 662075185, 926905259, 1324150370, 1853810518, 2648300740, 3707621036, 4634526295, 9269052590, 18538105180]

約数ペア:

[(1, 18538105180), (2, 9269052590), (4, 4634526295), (5, 3707621036), (7, 2648300740), (10, 1853810518), (14, 1324150370), (20, 926905259), (28, 662075185), (35, 529660148), (70, 264830074), (140, 132415037), (4051, 4576180), (8102, 2288090), (16204, 1144045), (20255, 915236), (28357, 653740), (32687, 567140), (40510, 457618), (56714, 326870), (65374, 283570), (81020, 228809), (113428, 163435), (130748, 141785)]