19500900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{65003}}^1$

素因数の和:65020

約数の個数: 36

約数和(自身を含む): 56423472

約数和(自身を除く): 36922572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 65003, 130006, 195009, 260012, 325015, 390018, 650030, 780036, 975045, 1300060, 1625075, 1950090, 3250150, 3900180, 4875225, 6500300, 9750450, 19500900]

約数ペア:

[(1, 19500900), (2, 9750450), (3, 6500300), (4, 4875225), (5, 3900180), (6, 3250150), (10, 1950090), (12, 1625075), (15, 1300060), (20, 975045), (25, 780036), (30, 650030), (50, 390018), (60, 325015), (75, 260012), (100, 195009), (150, 130006), (300, 65003)]