18965306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1283}}^1$

素因数の和:1693

約数の個数: 16

約数和(自身を含む): 30045600

約数和(自身を除く): 11080294

約数列:

[1, 2, 19, 38, 389, 778, 1283, 2566, 7391, 14782, 24377, 48754, 499087, 998174, 9482653, 18965306]

約数ペア:

[(1, 18965306), (2, 9482653), (19, 998174), (38, 499087), (389, 48754), (778, 24377), (1283, 14782), (2566, 7391)]