20805027

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 28207872

約数和(自身を除く): 7402845

約数列:

[1, 3, 131, 167, 317, 393, 501, 951, 21877, 41527, 52939, 65631, 124581, 158817, 6935009, 20805027]

約数ペア:

[(1, 20805027), (3, 6935009), (131, 158817), (167, 124581), (317, 65631), (393, 52939), (501, 41527), (951, 21877)]