20181522472

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1\times {\mathrm{3067}}^1$

素因数の和:3466

約数の個数: 64

約数和(自身を含む): 39661876800

約数和(自身を除く): 19480354328

約数列:

[1, 2, 4, 8, 29, 58, 113, 116, 226, 232, 251, 452, 502, 904, 1004, 2008, 3067, 3277, 6134, 6554, 7279, 12268, 13108, 14558, 24536, 26216, 28363, 29116, 56726, 58232, 88943, 113452, 177886, 226904, 346571, 355772, 693142, 711544, 769817, 822527, 1386284, 1539634, 1645054, 2772568, 3079268, 3290108, 6158536, 6580216, 10050559, 20101118, 22324693, 40202236, 44649386, 80404472, 86989321, 89298772, 173978642, 178597544, 347957284, 695914568, 2522690309, 5045380618, 10090761236, 20181522472]

約数ペア:

[(1, 20181522472), (2, 10090761236), (4, 5045380618), (8, 2522690309), (29, 695914568), (58, 347957284), (113, 178597544), (116, 173978642), (226, 89298772), (232, 86989321), (251, 80404472), (452, 44649386), (502, 40202236), (904, 22324693), (1004, 20101118), (2008, 10050559), (3067, 6580216), (3277, 6158536), (6134, 3290108), (6554, 3079268), (7279, 2772568), (12268, 1645054), (13108, 1539634), (14558, 1386284), (24536, 822527), (26216, 769817), (28363, 711544), (29116, 693142), (56726, 355772), (58232, 346571), (88943, 226904), (113452, 177886)]