19195620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319927}}^1$

素因数の和:319939

約数の個数: 24

約数和(自身を含む): 53747904

約数和(自身を除く): 34552284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319927, 639854, 959781, 1279708, 1599635, 1919562, 3199270, 3839124, 4798905, 6398540, 9597810, 19195620]

約数ペア:

[(1, 19195620), (2, 9597810), (3, 6398540), (4, 4798905), (5, 3839124), (6, 3199270), (10, 1919562), (12, 1599635), (15, 1279708), (20, 959781), (30, 639854), (60, 319927)]