20139840049

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{3697}}^1$

素因数の和:3985

約数の個数: 32

約数和(自身を含む): 23796896256

約数和(自身を除く): 3657056207

約数列:

[1, 7, 71, 97, 113, 497, 679, 791, 3697, 6887, 8023, 10961, 25879, 48209, 56161, 76727, 262487, 358609, 417761, 778231, 1837409, 2510263, 2924327, 5447617, 25461239, 29661031, 40522817, 178228673, 207627217, 283659719, 2877120007, 20139840049]

約数ペア:

[(1, 20139840049), (7, 2877120007), (71, 283659719), (97, 207627217), (113, 178228673), (497, 40522817), (679, 29661031), (791, 25461239), (3697, 5447617), (6887, 2924327), (8023, 2510263), (10961, 1837409), (25879, 778231), (48209, 417761), (56161, 358609), (76727, 262487)]