20886486

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8681}}^1$

素因数の和:9087

約数の個数: 16

約数和(自身を含む): 41881968

約数和(自身を除く): 20995482

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8681, 17362, 26043, 52086, 3481081, 6962162, 10443243, 20886486]

約数ペア:

[(1, 20886486), (2, 10443243), (3, 6962162), (6, 3481081), (401, 52086), (802, 26043), (1203, 17362), (2406, 8681)]