18301980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{305033}}^1$

素因数の和:305045

約数の個数: 24

約数和(自身を含む): 51245712

約数和(自身を除く): 32943732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 305033, 610066, 915099, 1220132, 1525165, 1830198, 3050330, 3660396, 4575495, 6100660, 9150990, 18301980]

約数ペア:

[(1, 18301980), (2, 9150990), (3, 6100660), (4, 4575495), (5, 3660396), (6, 3050330), (10, 1830198), (12, 1525165), (15, 1220132), (20, 915099), (30, 610066), (60, 305033)]