19693514

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1897

約数の個数: 16

約数和(自身を含む): 31379400

約数和(自身を除く): 11685886

約数列:

[1, 2, 17, 34, 389, 778, 1489, 2978, 6613, 13226, 25313, 50626, 579221, 1158442, 9846757, 19693514]

約数ペア:

[(1, 19693514), (2, 9846757), (17, 1158442), (34, 579221), (389, 50626), (778, 25313), (1489, 13226), (2978, 6613)]