20651202

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 33127614

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 71, 78, 99, 113, 117, 142, 143, 198, 213, 226, 234, 286, 339, 426, 429, 639, 678, 781, 858, 923, 1017, 1243, 1278, 1287, 1469, 1562, 1846, 2034, 2343, 2486, 2574, 2769, 2938, 3729, 4407, 4686, 5538, 7029, 7458, 8023, 8307, 8814, 10153, 11187, 13221, 14058, 16046, 16159, 16614, 20306, 22374, 24069, 26442, 30459, 32318, 48138, 48477, 60918, 72207, 88253, 91377, 96954, 104299, 144414, 145431, 176506, 182754, 208598, 264759, 290862, 312897, 529518, 625794, 794277, 938691, 1147289, 1588554, 1877382, 2294578, 3441867, 6883734, 10325601, 20651202]

約数ペア:

[(1, 20651202), (2, 10325601), (3, 6883734), (6, 3441867), (9, 2294578), (11, 1877382), (13, 1588554), (18, 1147289), (22, 938691), (26, 794277), (33, 625794), (39, 529518), (66, 312897), (71, 290862), (78, 264759), (99, 208598), (113, 182754), (117, 176506), (142, 145431), (143, 144414), (198, 104299), (213, 96954), (226, 91377), (234, 88253), (286, 72207), (339, 60918), (426, 48477), (429, 48138), (639, 32318), (678, 30459), (781, 26442), (858, 24069), (923, 22374), (1017, 20306), (1243, 16614), (1278, 16159), (1287, 16046), (1469, 14058), (1562, 13221), (1846, 11187), (2034, 10153), (2343, 8814), (2486, 8307), (2574, 8023), (2769, 7458), (2938, 7029), (3729, 5538), (4407, 4686)]