20553134

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2221}}^1$

素因数の和:2891

約数の個数: 16

約数和(自身を含む): 35303136

約数和(自身を除く): 14750002

約数列:

[1, 2, 7, 14, 661, 1322, 2221, 4442, 4627, 9254, 15547, 31094, 1468081, 2936162, 10276567, 20553134]

約数ペア:

[(1, 20553134), (2, 10276567), (7, 2936162), (14, 1468081), (661, 31094), (1322, 15547), (2221, 9254), (4442, 4627)]