20194388528

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{2677}}^1$

素因数の和:3010

約数の個数: 80

約数和(自身を含む): 41187554304

約数和(自身を除く): 20993165776

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 227, 248, 268, 454, 496, 536, 908, 1072, 1816, 2077, 2677, 3632, 4154, 5354, 7037, 8308, 10708, 14074, 15209, 16616, 21416, 28148, 30418, 33232, 42832, 56296, 60836, 82987, 112592, 121672, 165974, 179359, 243344, 331948, 358718, 471479, 607679, 663896, 717436, 942958, 1215358, 1327792, 1434872, 1885916, 2430716, 2869744, 3771832, 4861432, 5560129, 7543664, 9722864, 11120258, 18838049, 22240516, 37676098, 40714493, 44481032, 75352196, 81428986, 88962064, 150704392, 162857972, 301408784, 325715944, 651431888, 1262149283, 2524298566, 5048597132, 10097194264, 20194388528]

約数ペア:

[(1, 20194388528), (2, 10097194264), (4, 5048597132), (8, 2524298566), (16, 1262149283), (31, 651431888), (62, 325715944), (67, 301408784), (124, 162857972), (134, 150704392), (227, 88962064), (248, 81428986), (268, 75352196), (454, 44481032), (496, 40714493), (536, 37676098), (908, 22240516), (1072, 18838049), (1816, 11120258), (2077, 9722864), (2677, 7543664), (3632, 5560129), (4154, 4861432), (5354, 3771832), (7037, 2869744), (8308, 2430716), (10708, 1885916), (14074, 1434872), (15209, 1327792), (16616, 1215358), (21416, 942958), (28148, 717436), (30418, 663896), (33232, 607679), (42832, 471479), (56296, 358718), (60836, 331948), (82987, 243344), (112592, 179359), (121672, 165974)]