18869518

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{701}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 29096496

約数和(自身を除く): 10226978

約数列:

[1, 2, 43, 86, 313, 626, 701, 1402, 13459, 26918, 30143, 60286, 219413, 438826, 9434759, 18869518]

約数ペア:

[(1, 18869518), (2, 9434759), (43, 438826), (86, 219413), (313, 60286), (626, 30143), (701, 26918), (1402, 13459)]