19997850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{133319}}^1$

素因数の和:133334

約数の個数: 24

約数和(自身を含む): 49595040

約数和(自身を除く): 29597190

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 133319, 266638, 399957, 666595, 799914, 1333190, 1999785, 3332975, 3999570, 6665950, 9998925, 19997850]

約数ペア:

[(1, 19997850), (2, 9998925), (3, 6665950), (5, 3999570), (6, 3332975), (10, 1999785), (15, 1333190), (25, 799914), (30, 666595), (50, 399957), (75, 266638), (150, 133319)]