20585484

素因数分解:

$2^2\times 3^2\times {\mathrm{383}}^1\times {\mathrm{1493}}^1$

素因数の和:1886

約数の個数: 36

約数和(自身を含む): 52206336

約数和(自身を除く): 31620852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 383, 766, 1149, 1493, 1532, 2298, 2986, 3447, 4479, 4596, 5972, 6894, 8958, 13437, 13788, 17916, 26874, 53748, 571819, 1143638, 1715457, 2287276, 3430914, 5146371, 6861828, 10292742, 20585484]

約数ペア:

[(1, 20585484), (2, 10292742), (3, 6861828), (4, 5146371), (6, 3430914), (9, 2287276), (12, 1715457), (18, 1143638), (36, 571819), (383, 53748), (766, 26874), (1149, 17916), (1493, 13788), (1532, 13437), (2298, 8958), (2986, 6894), (3447, 5972), (4479, 4596)]