20059958037

素因数分解:

$3^1\times 7^1\times {\mathrm{7129}}^1\times {\mathrm{133993}}^1$

素因数の和:141132

約数の個数: 16

約数和(自身を含む): 30572071040

約数和(自身を除く): 10512113003

約数列:

[1, 3, 7, 21, 7129, 21387, 49903, 133993, 149709, 401979, 937951, 2813853, 955236097, 2865708291, 6686652679, 20059958037]

約数ペア:

[(1, 20059958037), (3, 6686652679), (7, 2865708291), (21, 955236097), (7129, 2813853), (21387, 937951), (49903, 401979), (133993, 149709)]