20159487

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{60539}}^1$

素因数の和:60582

約数の個数: 12

約数和(自身を含む): 29906760

約数和(自身を除く): 9747273

約数列:

[1, 3, 9, 37, 111, 333, 60539, 181617, 544851, 2239943, 6719829, 20159487]

約数ペア:

[(1, 20159487), (3, 6719829), (9, 2239943), (37, 544851), (111, 181617), (333, 60539)]