18771036245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{20123}}^1$

素因数の和:20381

約数の個数: 32

約数和(自身を含む): 24666550272

約数和(自身を除く): 5895514027

約数列:

[1, 5, 13, 65, 113, 127, 565, 635, 1469, 1651, 7345, 8255, 14351, 20123, 71755, 100615, 186563, 261599, 932815, 1307995, 2273899, 2555621, 11369495, 12778105, 29560687, 33223073, 147803435, 166115365, 288785173, 1443925865, 3754207249, 18771036245]

約数ペア:

[(1, 18771036245), (5, 3754207249), (13, 1443925865), (65, 288785173), (113, 166115365), (127, 147803435), (565, 33223073), (635, 29560687), (1469, 12778105), (1651, 11369495), (7345, 2555621), (8255, 2273899), (14351, 1307995), (20123, 932815), (71755, 261599), (100615, 186563)]