18870503903

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1\times {\mathrm{6397}}^1$

素因数の和:7802

約数の個数: 16

約数和(自身を含む): 19716383904

約数和(自身を除く): 845880001

約数列:

[1, 37, 61, 1307, 2257, 6397, 48359, 79727, 236689, 390217, 2949899, 8360879, 14438029, 309352523, 510013619, 18870503903]

約数ペア:

[(1, 18870503903), (37, 510013619), (61, 309352523), (1307, 14438029), (2257, 8360879), (6397, 2949899), (48359, 390217), (79727, 236689)]