19193800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5051}}^1$

素因数の和:5086

約数の個数: 48

約数和(自身を含む): 46983600

約数和(自身を除く): 27789800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5051, 10102, 20204, 25255, 40408, 50510, 95969, 101020, 126275, 191938, 202040, 252550, 383876, 479845, 505100, 767752, 959690, 1010200, 1919380, 2399225, 3838760, 4798450, 9596900, 19193800]

約数ペア:

[(1, 19193800), (2, 9596900), (4, 4798450), (5, 3838760), (8, 2399225), (10, 1919380), (19, 1010200), (20, 959690), (25, 767752), (38, 505100), (40, 479845), (50, 383876), (76, 252550), (95, 202040), (100, 191938), (152, 126275), (190, 101020), (200, 95969), (380, 50510), (475, 40408), (760, 25255), (950, 20204), (1900, 10102), (3800, 5051)]