20896434

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 53639040

約数和(自身を除く): 32742606

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 103, 117, 153, 206, 221, 234, 289, 306, 309, 351, 442, 459, 578, 618, 663, 702, 867, 918, 927, 1326, 1339, 1734, 1751, 1854, 1989, 2601, 2678, 2781, 3502, 3757, 3978, 4017, 5202, 5253, 5562, 5967, 7514, 7803, 8034, 10506, 11271, 11934, 12051, 15606, 15759, 22542, 22763, 24102, 29767, 31518, 33813, 36153, 45526, 47277, 59534, 67626, 68289, 72306, 89301, 94554, 101439, 136578, 178602, 202878, 204867, 267903, 386971, 409734, 535806, 614601, 773942, 803709, 1160913, 1229202, 1607418, 2321826, 3482739, 6965478, 10448217, 20896434]

約数ペア:

[(1, 20896434), (2, 10448217), (3, 6965478), (6, 3482739), (9, 2321826), (13, 1607418), (17, 1229202), (18, 1160913), (26, 803709), (27, 773942), (34, 614601), (39, 535806), (51, 409734), (54, 386971), (78, 267903), (102, 204867), (103, 202878), (117, 178602), (153, 136578), (206, 101439), (221, 94554), (234, 89301), (289, 72306), (306, 68289), (309, 67626), (351, 59534), (442, 47277), (459, 45526), (578, 36153), (618, 33813), (663, 31518), (702, 29767), (867, 24102), (918, 22763), (927, 22542), (1326, 15759), (1339, 15606), (1734, 12051), (1751, 11934), (1854, 11271), (1989, 10506), (2601, 8034), (2678, 7803), (2781, 7514), (3502, 5967), (3757, 5562), (3978, 5253), (4017, 5202)]