20008809

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{5657}}^1$

素因数の和:5797

約数の個数: 16

約数和(自身を含む): 29874240

約数和(自身を除く): 9865431

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 5657, 16971, 50913, 152739, 741067, 2223201, 6669603, 20008809]

約数ペア:

[(1, 20008809), (3, 6669603), (9, 2223201), (27, 741067), (131, 152739), (393, 50913), (1179, 16971), (3537, 5657)]