20834109

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 31135104

約数和(自身を除く): 10300995

約数列:

[1, 3, 9, 41, 123, 131, 369, 393, 431, 1179, 1293, 3879, 5371, 16113, 17671, 48339, 53013, 56461, 159039, 169383, 508149, 2314901, 6944703, 20834109]

約数ペア:

[(1, 20834109), (3, 6944703), (9, 2314901), (41, 508149), (123, 169383), (131, 159039), (369, 56461), (393, 53013), (431, 48339), (1179, 17671), (1293, 16113), (3879, 5371)]