20887050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8223

約数の個数: 48

約数和(自身を含む): 54853632

約数和(自身を除く): 33966582

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8191, 16382, 24573, 40955, 49146, 81910, 122865, 139247, 204775, 245730, 278494, 409550, 417741, 614325, 696235, 835482, 1228650, 1392470, 2088705, 3481175, 4177410, 6962350, 10443525, 20887050]

約数ペア:

[(1, 20887050), (2, 10443525), (3, 6962350), (5, 4177410), (6, 3481175), (10, 2088705), (15, 1392470), (17, 1228650), (25, 835482), (30, 696235), (34, 614325), (50, 417741), (51, 409550), (75, 278494), (85, 245730), (102, 204775), (150, 139247), (170, 122865), (255, 81910), (425, 49146), (510, 40955), (850, 24573), (1275, 16382), (2550, 8191)]