19285839

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 28753920

約数和(自身を除く): 9468081

約数列:

[1, 3, 9, 47, 127, 141, 359, 381, 423, 1077, 1143, 3231, 5969, 16873, 17907, 45593, 50619, 53721, 136779, 151857, 410337, 2142871, 6428613, 19285839]

約数ペア:

[(1, 19285839), (3, 6428613), (9, 2142871), (47, 410337), (127, 151857), (141, 136779), (359, 53721), (381, 50619), (423, 45593), (1077, 17907), (1143, 16873), (3231, 5969)]