2018990155

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4437341}}^1$

素因数の和:4437366

約数の個数: 16

約数和(自身を含む): 2981893824

約数和(自身を除く): 962903669

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4437341, 22186705, 31061387, 57685433, 155306935, 288427165, 403798031, 2018990155]

約数ペア:

[(1, 2018990155), (5, 403798031), (7, 288427165), (13, 155306935), (35, 57685433), (65, 31061387), (91, 22186705), (455, 4437341)]