20528040556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{6571}}^1$

素因数の和:7102

約数の個数: 48

約数和(自身を含む): 37746834048

約数和(自身を除く): 17218793492

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 443, 886, 1763, 1772, 3526, 6571, 7052, 13142, 18163, 19049, 26284, 36326, 38098, 72652, 76196, 269411, 282553, 538822, 565106, 781009, 1077644, 1130212, 1562018, 2910953, 3124036, 5821906, 11584673, 11643812, 23169346, 46338692, 119349073, 125170979, 238698146, 250341958, 477396292, 500683916, 5132010139, 10264020278, 20528040556]

約数ペア:

[(1, 20528040556), (2, 10264020278), (4, 5132010139), (41, 500683916), (43, 477396292), (82, 250341958), (86, 238698146), (164, 125170979), (172, 119349073), (443, 46338692), (886, 23169346), (1763, 11643812), (1772, 11584673), (3526, 5821906), (6571, 3124036), (7052, 2910953), (13142, 1562018), (18163, 1130212), (19049, 1077644), (26284, 781009), (36326, 565106), (38098, 538822), (72652, 282553), (76196, 269411)]