18838740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313979}}^1$

素因数の和:313991

約数の個数: 24

約数和(自身を含む): 52748640

約数和(自身を除く): 33909900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313979, 627958, 941937, 1255916, 1569895, 1883874, 3139790, 3767748, 4709685, 6279580, 9419370, 18838740]

約数ペア:

[(1, 18838740), (2, 9419370), (3, 6279580), (4, 4709685), (5, 3767748), (6, 3139790), (10, 1883874), (12, 1569895), (15, 1255916), (20, 941937), (30, 627958), (60, 313979)]