18933554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10039}}^1$

素因数の和:10105

約数の個数: 16

約数和(自身を含む): 30360960

約数和(自身を除く): 11427406

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 10039, 20078, 230897, 411599, 461794, 823198, 9466777, 18933554]

約数ペア:

[(1, 18933554), (2, 9466777), (23, 823198), (41, 461794), (46, 411599), (82, 230897), (943, 20078), (1886, 10039)]