20107731

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16229}}^1$

素因数の和:16298

約数の個数: 16

約数和(自身を含む): 31161600

約数和(自身を除く): 11053869

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16229, 48687, 113603, 340809, 957511, 2872533, 6702577, 20107731]

約数ペア:

[(1, 20107731), (3, 6702577), (7, 2872533), (21, 957511), (59, 340809), (177, 113603), (413, 48687), (1239, 16229)]