18887439

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9439}}^1$

素因数の和:9494

約数の個数: 16

約数和(自身を含む): 27187200

約数和(自身を除く): 8299761

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9439, 28317, 217097, 273731, 651291, 821193, 6295813, 18887439]

約数ペア:

[(1, 18887439), (3, 6295813), (23, 821193), (29, 651291), (69, 273731), (87, 217097), (667, 28317), (2001, 9439)]