20121016391

素因数分解:

$7^1\times {\mathrm{733}}^1\times {\mathrm{1753}}^1\times {\mathrm{2237}}^1$

素因数の和:4730

約数の個数: 16

約数和(自身を含む): 23050254144

約数和(自身を除く): 2929237753

約数列:

[1, 7, 733, 1753, 2237, 5131, 12271, 15659, 1284949, 1639721, 3921461, 8994643, 11478047, 27450227, 2874430913, 20121016391]

約数ペア:

[(1, 20121016391), (7, 2874430913), (733, 27450227), (1753, 11478047), (2237, 8994643), (5131, 3921461), (12271, 1639721), (15659, 1284949)]