16913800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4451}}^1$

素因数の和:4486

約数の個数: 48

約数和(自身を含む): 41403600

約数和(自身を除く): 24489800

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, 4451, 8902, 17804, 22255, 35608, 44510, 84569, 89020, 111275, 169138, 178040, 222550, 338276, 422845, 445100, 676552, 845690, 890200, 1691380, 2114225, 3382760, 4228450, 8456900, 16913800]

約数ペア:

[(1, 16913800), (2, 8456900), (4, 4228450), (5, 3382760), (8, 2114225), (10, 1691380), (19, 890200), (20, 845690), (25, 676552), (38, 445100), (40, 422845), (50, 338276), (76, 222550), (95, 178040), (100, 169138), (152, 111275), (190, 89020), (200, 84569), (380, 44510), (475, 35608), (760, 22255), (950, 17804), (1900, 8902), (3800, 4451)]