20137535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15919}}^1$

素因数の和:15958

約数の個数: 16

約数和(自身を含む): 27509760

約数和(自身を除く): 7372225

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 15919, 79595, 175109, 366137, 875545, 1830685, 4027507, 20137535]

約数ペア:

[(1, 20137535), (5, 4027507), (11, 1830685), (23, 875545), (55, 366137), (115, 175109), (253, 79595), (1265, 15919)]