20740296819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{314719}}^1$

素因数の和:316730

約数の個数: 16

約数和(自身を含む): 30182906880

約数和(自身を除く): 9442610061

約数列:

[1, 3, 11, 33, 1997, 5991, 21967, 65901, 314719, 944157, 3461909, 10385727, 628493843, 1885481529, 6913432273, 20740296819]

約数ペア:

[(1, 20740296819), (3, 6913432273), (11, 1885481529), (33, 628493843), (1997, 10385727), (5991, 3461909), (21967, 944157), (65901, 314719)]