19540485

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9239}}^1$

素因数の和:9297

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 15054075

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9239, 27717, 46195, 83151, 138585, 415755, 434233, 1302699, 2171165, 3908097, 6513495, 19540485]

約数ペア:

[(1, 19540485), (3, 6513495), (5, 3908097), (9, 2171165), (15, 1302699), (45, 434233), (47, 415755), (141, 138585), (235, 83151), (423, 46195), (705, 27717), (2115, 9239)]