20357348144

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1871}}^1\times {\mathrm{5113}}^1$

素因数の和:7018

約数の個数: 80

約数和(自身を含む): 47484103680

約数和(自身を除く): 27126755536

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1871, 2128, 3742, 5113, 7484, 10226, 13097, 14968, 20452, 26194, 29936, 35549, 35791, 40904, 52388, 71098, 71582, 81808, 97147, 104776, 142196, 143164, 194294, 209552, 248843, 284392, 286328, 388588, 497686, 568784, 572656, 680029, 777176, 995372, 1360058, 1554352, 1990744, 2720116, 3981488, 5440232, 9566423, 10880464, 19132846, 38265692, 66964961, 76531384, 133929922, 153062768, 181762037, 267859844, 363524074, 535719688, 727048148, 1071439376, 1272334259, 1454096296, 2544668518, 2908192592, 5089337036, 10178674072, 20357348144]

約数ペア:

[(1, 20357348144), (2, 10178674072), (4, 5089337036), (7, 2908192592), (8, 2544668518), (14, 1454096296), (16, 1272334259), (19, 1071439376), (28, 727048148), (38, 535719688), (56, 363524074), (76, 267859844), (112, 181762037), (133, 153062768), (152, 133929922), (266, 76531384), (304, 66964961), (532, 38265692), (1064, 19132846), (1871, 10880464), (2128, 9566423), (3742, 5440232), (5113, 3981488), (7484, 2720116), (10226, 1990744), (13097, 1554352), (14968, 1360058), (20452, 995372), (26194, 777176), (29936, 680029), (35549, 572656), (35791, 568784), (40904, 497686), (52388, 388588), (71098, 286328), (71582, 284392), (81808, 248843), (97147, 209552), (104776, 194294), (142196, 143164)]