164059820

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{9311}}^1$

素因数の和:10201

約数の個数: 24

約数和(自身を含む): 344953728

約数和(自身を除く): 180893908

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3524, 4405, 8810, 9311, 17620, 18622, 37244, 46555, 93110, 186220, 8202991, 16405982, 32811964, 41014955, 82029910, 164059820]

約数ペア:

[(1, 164059820), (2, 82029910), (4, 41014955), (5, 32811964), (10, 16405982), (20, 8202991), (881, 186220), (1762, 93110), (3524, 46555), (4405, 37244), (8810, 18622), (9311, 17620)]