20675754

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^3\times {\mathrm{863}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 49330944

約数和(自身を除く): 28655190

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 863, 1089, 1331, 1726, 2178, 2589, 2662, 3993, 5178, 7767, 7986, 9493, 11979, 15534, 18986, 23958, 28479, 56958, 85437, 104423, 170874, 208846, 313269, 626538, 939807, 1148653, 1879614, 2297306, 3445959, 6891918, 10337877, 20675754]

約数ペア:

[(1, 20675754), (2, 10337877), (3, 6891918), (6, 3445959), (9, 2297306), (11, 1879614), (18, 1148653), (22, 939807), (33, 626538), (66, 313269), (99, 208846), (121, 170874), (198, 104423), (242, 85437), (363, 56958), (726, 28479), (863, 23958), (1089, 18986), (1331, 15534), (1726, 11979), (2178, 9493), (2589, 7986), (2662, 7767), (3993, 5178)]