18904242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{450101}}^1$

素因数の和:450113

約数の個数: 16

約数和(自身を含む): 43209792

約数和(自身を除く): 24305550

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 450101, 900202, 1350303, 2700606, 3150707, 6301414, 9452121, 18904242]

約数ペア:

[(1, 18904242), (2, 9452121), (3, 6301414), (6, 3150707), (7, 2700606), (14, 1350303), (21, 900202), (42, 450101)]