18383540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131311}}^1$

素因数の和:131327

約数の個数: 24

約数和(自身を含む): 44120832

約数和(自身を除く): 25737292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131311, 262622, 525244, 656555, 919177, 1313110, 1838354, 2626220, 3676708, 4595885, 9191770, 18383540]

約数ペア:

[(1, 18383540), (2, 9191770), (4, 4595885), (5, 3676708), (7, 2626220), (10, 1838354), (14, 1313110), (20, 919177), (28, 656555), (35, 525244), (70, 262622), (140, 131311)]