2638719544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{244507}}^1$

素因数の和:244603

約数の個数: 32

約数和(自身を含む): 5281372800

約数和(自身を除く): 2642653256

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 244507, 489014, 978028, 1956056, 4645633, 9291266, 17359997, 18582532, 34719994, 37165064, 69439988, 138879976, 329839943, 659679886, 1319359772, 2638719544]

約数ペア:

[(1, 2638719544), (2, 1319359772), (4, 659679886), (8, 329839943), (19, 138879976), (38, 69439988), (71, 37165064), (76, 34719994), (142, 18582532), (152, 17359997), (284, 9291266), (568, 4645633), (1349, 1956056), (2698, 978028), (5396, 489014), (10792, 244507)]