2013998464

素因数分解:

$2^7\times {\mathrm{1997}}^1\times {\mathrm{7879}}^1$

素因数の和:9890

約数の個数: 32

約数和(自身を含む): 4014781200

約数和(自身を除く): 2000782736

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1997, 3994, 7879, 7988, 15758, 15976, 31516, 31952, 63032, 63904, 126064, 127808, 252128, 255616, 504256, 1008512, 15734363, 31468726, 62937452, 125874904, 251749808, 503499616, 1006999232, 2013998464]

約数ペア:

[(1, 2013998464), (2, 1006999232), (4, 503499616), (8, 251749808), (16, 125874904), (32, 62937452), (64, 31468726), (128, 15734363), (1997, 1008512), (3994, 504256), (7879, 255616), (7988, 252128), (15758, 127808), (15976, 126064), (31516, 63904), (31952, 63032)]