20353425

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{6619}}^1$

素因数の和:6673

約数の個数: 24

約数和(自身を含む): 34476960

約数和(自身を除く): 14123535

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 6619, 19857, 33095, 99285, 165475, 271379, 496425, 814137, 1356895, 4070685, 6784475, 20353425]

約数ペア:

[(1, 20353425), (3, 6784475), (5, 4070685), (15, 1356895), (25, 814137), (41, 496425), (75, 271379), (123, 165475), (205, 99285), (615, 33095), (1025, 19857), (3075, 6619)]