20946183

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 28753920

約数和(自身を除く): 7807737

約数列:

[1, 3, 53, 103, 159, 309, 1279, 3837, 5459, 16377, 67787, 131737, 203361, 395211, 6982061, 20946183]

約数ペア:

[(1, 20946183), (3, 6982061), (53, 395211), (103, 203361), (159, 131737), (309, 67787), (1279, 16377), (3837, 5459)]