20086760924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{42181}}^1$

素因数の和:42398

約数の個数: 48

約数和(自身を含む): 38267510400

約数和(自身を除く): 18180749476

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 149, 188, 298, 596, 799, 1598, 2533, 3196, 5066, 7003, 10132, 14006, 28012, 42181, 84362, 119051, 168724, 238102, 476204, 717077, 1434154, 1982507, 2868308, 3965014, 6284969, 7930028, 12569938, 25139876, 33702619, 67405238, 106844473, 134810476, 213688946, 295393543, 427377892, 590787086, 1181574172, 5021690231, 10043380462, 20086760924]

約数ペア:

[(1, 20086760924), (2, 10043380462), (4, 5021690231), (17, 1181574172), (34, 590787086), (47, 427377892), (68, 295393543), (94, 213688946), (149, 134810476), (188, 106844473), (298, 67405238), (596, 33702619), (799, 25139876), (1598, 12569938), (2533, 7930028), (3196, 6284969), (5066, 3965014), (7003, 2868308), (10132, 1982507), (14006, 1434154), (28012, 717077), (42181, 476204), (84362, 238102), (119051, 168724)]