20178847626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{25771}}^1$

素因数の和:26067

約数の個数: 64

約数和(自身を含む): 46829991936

約数和(自身を除く): 26651144310

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 181, 206, 309, 362, 543, 618, 721, 1086, 1267, 1442, 2163, 2534, 3801, 4326, 7602, 18643, 25771, 37286, 51542, 55929, 77313, 111858, 130501, 154626, 180397, 261002, 360794, 391503, 541191, 783006, 1082382, 2654413, 4664551, 5308826, 7963239, 9329102, 13993653, 15926478, 18580891, 27987306, 32651857, 37161782, 55742673, 65303714, 97955571, 111485346, 195911142, 480448753, 960897506, 1441346259, 2882692518, 3363141271, 6726282542, 10089423813, 20178847626]

約数ペア:

[(1, 20178847626), (2, 10089423813), (3, 6726282542), (6, 3363141271), (7, 2882692518), (14, 1441346259), (21, 960897506), (42, 480448753), (103, 195911142), (181, 111485346), (206, 97955571), (309, 65303714), (362, 55742673), (543, 37161782), (618, 32651857), (721, 27987306), (1086, 18580891), (1267, 15926478), (1442, 13993653), (2163, 9329102), (2534, 7963239), (3801, 5308826), (4326, 4664551), (7602, 2654413), (18643, 1082382), (25771, 783006), (37286, 541191), (51542, 391503), (55929, 360794), (77313, 261002), (111858, 180397), (130501, 154626)]