20173156976

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1\times {\mathrm{5791}}^1$

素因数の和:7462

約数の個数: 80

約数和(自身を含む): 47056988160

約数和(自身を除く): 26883831184

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1637, 2128, 3274, 5791, 6548, 11459, 11582, 13096, 22918, 23164, 26192, 31103, 40537, 45836, 46328, 62206, 81074, 91672, 92656, 110029, 124412, 162148, 183344, 217721, 220058, 248824, 324296, 435442, 440116, 497648, 648592, 770203, 870884, 880232, 1540406, 1741768, 1760464, 3080812, 3483536, 6161624, 9479867, 12323248, 18959734, 37919468, 66359069, 75838936, 132718138, 151677872, 180117473, 265436276, 360234946, 530872552, 720469892, 1061745104, 1260822311, 1440939784, 2521644622, 2881879568, 5043289244, 10086578488, 20173156976]

約数ペア:

[(1, 20173156976), (2, 10086578488), (4, 5043289244), (7, 2881879568), (8, 2521644622), (14, 1440939784), (16, 1260822311), (19, 1061745104), (28, 720469892), (38, 530872552), (56, 360234946), (76, 265436276), (112, 180117473), (133, 151677872), (152, 132718138), (266, 75838936), (304, 66359069), (532, 37919468), (1064, 18959734), (1637, 12323248), (2128, 9479867), (3274, 6161624), (5791, 3483536), (6548, 3080812), (11459, 1760464), (11582, 1741768), (13096, 1540406), (22918, 880232), (23164, 870884), (26192, 770203), (31103, 648592), (40537, 497648), (45836, 440116), (46328, 435442), (62206, 324296), (81074, 248824), (91672, 220058), (92656, 217721), (110029, 183344), (124412, 162148)]