20537982

素因数分解:

$2^1\times 3^3\times {\mathrm{380333}}^1$

素因数の和:380344

約数の個数: 16

約数和(自身を含む): 45640080

約数和(自身を除く): 25102098

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380333, 760666, 1140999, 2281998, 3422997, 6845994, 10268991, 20537982]

約数ペア:

[(1, 20537982), (2, 10268991), (3, 6845994), (6, 3422997), (9, 2281998), (18, 1140999), (27, 760666), (54, 380333)]