18937644992

素因数分解:

$2^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{2251}}^1$

素因数の和:2570

約数の個数: 112

約数和(自身を含む): 43655650560

約数和(自身を除く): 24718005568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 178, 211, 224, 356, 422, 448, 623, 712, 844, 1246, 1424, 1477, 1688, 2251, 2492, 2848, 2954, 3376, 4502, 4984, 5696, 5908, 6752, 9004, 9968, 11816, 13504, 15757, 18008, 18779, 19936, 23632, 31514, 36016, 37558, 39872, 47264, 63028, 72032, 75116, 94528, 126056, 131453, 144064, 150232, 200339, 252112, 262906, 300464, 400678, 474961, 504224, 525812, 600928, 801356, 949922, 1008448, 1051624, 1201856, 1402373, 1602712, 1899844, 2103248, 2804746, 3205424, 3324727, 3799688, 4206496, 5609492, 6410848, 6649454, 7599376, 8412992, 11218984, 12821696, 13298908, 15198752, 22437968, 26597816, 30397504, 42271529, 44875936, 53195632, 84543058, 89751872, 106391264, 169086116, 212782528, 295900703, 338172232, 591801406, 676344464, 1183602812, 1352688928, 2367205624, 2705377856, 4734411248, 9468822496, 18937644992]

約数ペア:

[(1, 18937644992), (2, 9468822496), (4, 4734411248), (7, 2705377856), (8, 2367205624), (14, 1352688928), (16, 1183602812), (28, 676344464), (32, 591801406), (56, 338172232), (64, 295900703), (89, 212782528), (112, 169086116), (178, 106391264), (211, 89751872), (224, 84543058), (356, 53195632), (422, 44875936), (448, 42271529), (623, 30397504), (712, 26597816), (844, 22437968), (1246, 15198752), (1424, 13298908), (1477, 12821696), (1688, 11218984), (2251, 8412992), (2492, 7599376), (2848, 6649454), (2954, 6410848), (3376, 5609492), (4502, 4206496), (4984, 3799688), (5696, 3324727), (5908, 3205424), (6752, 2804746), (9004, 2103248), (9968, 1899844), (11816, 1602712), (13504, 1402373), (15757, 1201856), (18008, 1051624), (18779, 1008448), (19936, 949922), (23632, 801356), (31514, 600928), (36016, 525812), (37558, 504224), (39872, 474961), (47264, 400678), (63028, 300464), (72032, 262906), (75116, 252112), (94528, 200339), (126056, 150232), (131453, 144064)]