39520066

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 60278400

約数和(自身を除く): 20758334

約数列:

[1, 2, 79, 158, 389, 643, 778, 1286, 30731, 50797, 61462, 101594, 250127, 500254, 19760033, 39520066]

約数ペア:

[(1, 39520066), (2, 19760033), (79, 500254), (158, 250127), (389, 101594), (643, 61462), (778, 50797), (1286, 30731)]