18974571

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{82141}}^1$

素因数の和:82162

約数の個数: 16

約数和(自身を含む): 31542528

約数和(自身を除く): 12567957

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 82141, 246423, 574987, 903551, 1724961, 2710653, 6324857, 18974571]

約数ペア:

[(1, 18974571), (3, 6324857), (7, 2710653), (11, 1724961), (21, 903551), (33, 574987), (77, 246423), (231, 82141)]