20888021231

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{241561}}^1$

素因数の和:242702

約数の個数: 16

約数和(自身を含む): 26065506048

約数和(自身を除く): 5177484817

約数列:

[1, 7, 11, 77, 1123, 7861, 12353, 86471, 241561, 1690927, 2657171, 18600197, 271273003, 1898911021, 2984003033, 20888021231]

約数ペア:

[(1, 20888021231), (7, 2984003033), (11, 1898911021), (77, 271273003), (1123, 18600197), (7861, 2657171), (12353, 1690927), (86471, 241561)]