19286580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321443}}^1$

素因数の和:321455

約数の個数: 24

約数和(自身を含む): 54002592

約数和(自身を除く): 34716012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321443, 642886, 964329, 1285772, 1607215, 1928658, 3214430, 3857316, 4821645, 6428860, 9643290, 19286580]

約数ペア:

[(1, 19286580), (2, 9643290), (3, 6428860), (4, 4821645), (5, 3857316), (6, 3214430), (10, 1928658), (12, 1607215), (15, 1285772), (20, 964329), (30, 642886), (60, 321443)]