20553786

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9437}}^1$

素因数の和:9467

約数の個数: 36

約数和(自身を含む): 48954906

約数和(自身を除く): 28401120

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9437, 18874, 28311, 56622, 84933, 103807, 169866, 207614, 311421, 622842, 934263, 1141877, 1868526, 2283754, 3425631, 6851262, 10276893, 20553786]

約数ペア:

[(1, 20553786), (2, 10276893), (3, 6851262), (6, 3425631), (9, 2283754), (11, 1868526), (18, 1141877), (22, 934263), (33, 622842), (66, 311421), (99, 207614), (121, 169866), (198, 103807), (242, 84933), (363, 56622), (726, 28311), (1089, 18874), (2178, 9437)]