20552623

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11887}}^1$

素因数の和:11926

約数の個数: 16

約数和(自身を含む): 26629120

約数和(自身を除く): 6076497

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 11887, 83209, 154531, 225853, 1081717, 1580971, 2936089, 20552623]

約数ペア:

[(1, 20552623), (7, 2936089), (13, 1580971), (19, 1081717), (91, 225853), (133, 154531), (247, 83209), (1729, 11887)]