19896850

素因数分解:

$2^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{1039}}^1$

素因数の和:1434

約数の個数: 24

約数和(自身を含む): 37140480

約数和(自身を除く): 17243630

約数列:

[1, 2, 5, 10, 25, 50, 383, 766, 1039, 1915, 2078, 3830, 5195, 9575, 10390, 19150, 25975, 51950, 397937, 795874, 1989685, 3979370, 9948425, 19896850]

約数ペア:

[(1, 19896850), (2, 9948425), (5, 3979370), (10, 1989685), (25, 795874), (50, 397937), (383, 51950), (766, 25975), (1039, 19150), (1915, 10390), (2078, 9575), (3830, 5195)]