17989694

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1217}}^1$

素因数の和:1627

約数の個数: 16

約数和(自身を含む): 28501200

約数和(自身を除く): 10511506

約数列:

[1, 2, 19, 38, 389, 778, 1217, 2434, 7391, 14782, 23123, 46246, 473413, 946826, 8994847, 17989694]

約数ペア:

[(1, 17989694), (2, 8994847), (19, 946826), (38, 473413), (389, 46246), (778, 23123), (1217, 14782), (2434, 7391)]