20481498

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 50791104

約数和(自身を除く): 30309606

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 67, 74, 81, 102, 111, 134, 153, 162, 201, 222, 243, 306, 333, 402, 459, 486, 603, 629, 666, 918, 999, 1139, 1206, 1258, 1377, 1809, 1887, 1998, 2278, 2479, 2754, 2997, 3417, 3618, 3774, 4131, 4958, 5427, 5661, 5994, 6834, 7437, 8262, 8991, 10251, 10854, 11322, 14874, 16281, 16983, 17982, 20502, 22311, 30753, 32562, 33966, 42143, 44622, 50949, 61506, 66933, 84286, 92259, 101898, 126429, 133866, 152847, 184518, 200799, 252858, 276777, 305694, 379287, 401598, 553554, 602397, 758574, 1137861, 1204794, 2275722, 3413583, 6827166, 10240749, 20481498]

約数ペア:

[(1, 20481498), (2, 10240749), (3, 6827166), (6, 3413583), (9, 2275722), (17, 1204794), (18, 1137861), (27, 758574), (34, 602397), (37, 553554), (51, 401598), (54, 379287), (67, 305694), (74, 276777), (81, 252858), (102, 200799), (111, 184518), (134, 152847), (153, 133866), (162, 126429), (201, 101898), (222, 92259), (243, 84286), (306, 66933), (333, 61506), (402, 50949), (459, 44622), (486, 42143), (603, 33966), (629, 32562), (666, 30753), (918, 22311), (999, 20502), (1139, 17982), (1206, 16983), (1258, 16281), (1377, 14874), (1809, 11322), (1887, 10854), (1998, 10251), (2278, 8991), (2479, 8262), (2754, 7437), (2997, 6834), (3417, 5994), (3618, 5661), (3774, 5427), (4131, 4958)]