20802172

素因数分解:

$2^2\times {\mathrm{881}}^1\times {\mathrm{5903}}^1$

素因数の和:6788

約数の個数: 12

約数和(自身を含む): 36451296

約数和(自身を除く): 15649124

約数列:

[1, 2, 4, 881, 1762, 3524, 5903, 11806, 23612, 5200543, 10401086, 20802172]

約数ペア:

[(1, 20802172), (2, 10401086), (4, 5200543), (881, 23612), (1762, 11806), (3524, 5903)]