18777154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 14068670

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 253, 473, 506, 863, 946, 989, 1726, 1978, 9493, 10879, 18986, 19849, 21758, 37109, 39698, 74218, 218339, 408199, 436678, 816398, 853507, 1707014, 9388577, 18777154]

約数ペア:

[(1, 18777154), (2, 9388577), (11, 1707014), (22, 853507), (23, 816398), (43, 436678), (46, 408199), (86, 218339), (253, 74218), (473, 39698), (506, 37109), (863, 21758), (946, 19849), (989, 18986), (1726, 10879), (1978, 9493)]