19196220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319937}}^1$

素因数の和:319949

約数の個数: 24

約数和(自身を含む): 53749584

約数和(自身を除く): 34553364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319937, 639874, 959811, 1279748, 1599685, 1919622, 3199370, 3839244, 4799055, 6398740, 9598110, 19196220]

約数ペア:

[(1, 19196220), (2, 9598110), (3, 6398740), (4, 4799055), (5, 3839244), (6, 3199370), (10, 1919622), (12, 1599685), (15, 1279748), (20, 959811), (30, 639874), (60, 319937)]