20131861904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{467}}^1\times {\mathrm{3181}}^1$

素因数の和:3685

約数の個数: 120

約数和(自身を含む): 49118981184

約数和(自身を除く): 28987119280

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 467, 484, 616, 847, 934, 968, 1232, 1694, 1868, 1936, 3181, 3269, 3388, 3736, 5137, 6362, 6538, 6776, 7472, 10274, 12724, 13076, 13552, 20548, 22267, 25448, 26152, 34991, 35959, 41096, 44534, 50896, 52304, 56507, 69982, 71918, 82192, 89068, 113014, 139964, 143836, 178136, 226028, 244937, 279928, 287672, 356272, 384901, 395549, 452056, 489874, 559856, 575344, 769802, 791098, 904112, 979748, 1485527, 1539604, 1582196, 1959496, 2694307, 2971054, 3079208, 3164392, 3918992, 5388614, 5942108, 6158416, 6328784, 10398689, 10777228, 11884216, 16340797, 20797378, 21554456, 23768432, 32681594, 41594756, 43108912, 65363188, 83189512, 114385579, 130726376, 166379024, 179748767, 228771158, 261452752, 359497534, 457542316, 718995068, 915084632, 1258241369, 1437990136, 1830169264, 2516482738, 2875980272, 5032965476, 10065930952, 20131861904]

約数ペア:

[(1, 20131861904), (2, 10065930952), (4, 5032965476), (7, 2875980272), (8, 2516482738), (11, 1830169264), (14, 1437990136), (16, 1258241369), (22, 915084632), (28, 718995068), (44, 457542316), (56, 359497534), (77, 261452752), (88, 228771158), (112, 179748767), (121, 166379024), (154, 130726376), (176, 114385579), (242, 83189512), (308, 65363188), (467, 43108912), (484, 41594756), (616, 32681594), (847, 23768432), (934, 21554456), (968, 20797378), (1232, 16340797), (1694, 11884216), (1868, 10777228), (1936, 10398689), (3181, 6328784), (3269, 6158416), (3388, 5942108), (3736, 5388614), (5137, 3918992), (6362, 3164392), (6538, 3079208), (6776, 2971054), (7472, 2694307), (10274, 1959496), (12724, 1582196), (13076, 1539604), (13552, 1485527), (20548, 979748), (22267, 904112), (25448, 791098), (26152, 769802), (34991, 575344), (35959, 559856), (41096, 489874), (44534, 452056), (50896, 395549), (52304, 384901), (56507, 356272), (69982, 287672), (71918, 279928), (82192, 244937), (89068, 226028), (113014, 178136), (139964, 143836)]