18148405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1061}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 23856768

約数和(自身を除く): 5708363

約数列:

[1, 5, 11, 55, 311, 1061, 1555, 3421, 5305, 11671, 17105, 58355, 329971, 1649855, 3629681, 18148405]

約数ペア:

[(1, 18148405), (5, 3629681), (11, 1649855), (55, 329971), (311, 58355), (1061, 17105), (1555, 11671), (3421, 5305)]