18834800

素因数分解:

$2^4\times 5^2\times {\mathrm{47087}}^1$

素因数の和:47105

約数の個数: 30

約数和(自身を含む): 45251568

約数和(自身を除く): 26416768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 47087, 94174, 188348, 235435, 376696, 470870, 753392, 941740, 1177175, 1883480, 2354350, 3766960, 4708700, 9417400, 18834800]

約数ペア:

[(1, 18834800), (2, 9417400), (4, 4708700), (5, 3766960), (8, 2354350), (10, 1883480), (16, 1177175), (20, 941740), (25, 753392), (40, 470870), (50, 376696), (80, 235435), (100, 188348), (200, 94174), (400, 47087)]