18585981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 28589184

約数和(自身を除く): 10003203

約数列:

[1, 3, 9, 17, 51, 153, 331, 367, 993, 1101, 2979, 3303, 5627, 6239, 16881, 18717, 50643, 56151, 121477, 364431, 1093293, 2065109, 6195327, 18585981]

約数ペア:

[(1, 18585981), (3, 6195327), (9, 2065109), (17, 1093293), (51, 364431), (153, 121477), (331, 56151), (367, 50643), (993, 18717), (1101, 16881), (2979, 6239), (3303, 5627)]