18677547

素因数分解:

$3^4\times 7^1\times {\mathrm{32941}}^1$

素因数の和:32960

約数の個数: 20

約数和(自身を含む): 31887856

約数和(自身を除く): 13210309

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32941, 98823, 230587, 296469, 691761, 889407, 2075283, 2668221, 6225849, 18677547]

約数ペア:

[(1, 18677547), (3, 6225849), (7, 2668221), (9, 2075283), (21, 889407), (27, 691761), (63, 296469), (81, 230587), (189, 98823), (567, 32941)]