20634618

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{47111}}^1$

素因数の和:47189

約数の個数: 16

約数和(自身を含む): 41835456

約数和(自身を除く): 21200838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 47111, 94222, 141333, 282666, 3439103, 6878206, 10317309, 20634618]

約数ペア:

[(1, 20634618), (2, 10317309), (3, 6878206), (6, 3439103), (73, 282666), (146, 141333), (219, 94222), (438, 47111)]