20523866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 15307942

約数列:

[1, 2, 11, 22, 23, 46, 47, 94, 253, 506, 517, 863, 1034, 1081, 1726, 2162, 9493, 11891, 18986, 19849, 23782, 39698, 40561, 81122, 218339, 436678, 446171, 892342, 932903, 1865806, 10261933, 20523866]

約数ペア:

[(1, 20523866), (2, 10261933), (11, 1865806), (22, 932903), (23, 892342), (46, 446171), (47, 436678), (94, 218339), (253, 81122), (506, 40561), (517, 39698), (863, 23782), (1034, 19849), (1081, 18986), (1726, 11891), (2162, 9493)]