20936271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4127}}^1$

素因数の和:4238

約数の個数: 16

約数和(自身を含む): 29721600

約数和(自身を除く): 8785329

約数列:

[1, 3, 19, 57, 89, 267, 1691, 4127, 5073, 12381, 78413, 235239, 367303, 1101909, 6978757, 20936271]

約数ペア:

[(1, 20936271), (3, 6978757), (19, 1101909), (57, 367303), (89, 235239), (267, 78413), (1691, 12381), (4127, 5073)]