20967606

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{3209}}^1$

素因数の和:3242

約数の個数: 48

約数和(自身を含む): 51231600

約数和(自身を除く): 30263994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 198, 242, 297, 363, 594, 726, 1089, 2178, 3209, 3267, 6418, 6534, 9627, 19254, 28881, 35299, 57762, 70598, 86643, 105897, 173286, 211794, 317691, 388289, 635382, 776578, 953073, 1164867, 1906146, 2329734, 3494601, 6989202, 10483803, 20967606]

約数ペア:

[(1, 20967606), (2, 10483803), (3, 6989202), (6, 3494601), (9, 2329734), (11, 1906146), (18, 1164867), (22, 953073), (27, 776578), (33, 635382), (54, 388289), (66, 317691), (99, 211794), (121, 173286), (198, 105897), (242, 86643), (297, 70598), (363, 57762), (594, 35299), (726, 28881), (1089, 19254), (2178, 9627), (3209, 6534), (3267, 6418)]