18999660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{316661}}^1$

素因数の和:316673

約数の個数: 24

約数和(自身を含む): 53199216

約数和(自身を除く): 34199556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 316661, 633322, 949983, 1266644, 1583305, 1899966, 3166610, 3799932, 4749915, 6333220, 9499830, 18999660]

約数ペア:

[(1, 18999660), (2, 9499830), (3, 6333220), (4, 4749915), (5, 3799932), (6, 3166610), (10, 1899966), (12, 1583305), (15, 1266644), (20, 949983), (30, 633322), (60, 316661)]