20815023

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5113}}^1$

素因数の和:5198

約数の個数: 16

約数和(自身を含む): 29456640

約数和(自身を除く): 8641617

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 5113, 15339, 117599, 301667, 352797, 905001, 6938341, 20815023]

約数ペア:

[(1, 20815023), (3, 6938341), (23, 905001), (59, 352797), (69, 301667), (177, 117599), (1357, 15339), (4071, 5113)]