19955909

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 22970880

約数和(自身を除く): 3014971

約数列:

[1, 17, 19, 31, 323, 527, 589, 1993, 10013, 33881, 37867, 61783, 643739, 1050311, 1173877, 19955909]

約数ペア:

[(1, 19955909), (17, 1173877), (19, 1050311), (31, 643739), (323, 61783), (527, 37867), (589, 33881), (1993, 10013)]