19828347

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85837}}^1$

素因数の和:85858

約数の個数: 16

約数和(自身を含む): 32961792

約数和(自身を除く): 13133445

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85837, 257511, 600859, 944207, 1802577, 2832621, 6609449, 19828347]

約数ペア:

[(1, 19828347), (3, 6609449), (7, 2832621), (11, 1802577), (21, 944207), (33, 600859), (77, 257511), (231, 85837)]