20430972

素因数分解:

$2^2\times 3^2\times {\mathrm{567527}}^1$

素因数の和:567537

約数の個数: 18

約数和(自身を含む): 51645048

約数和(自身を除く): 31214076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 567527, 1135054, 1702581, 2270108, 3405162, 5107743, 6810324, 10215486, 20430972]

約数ペア:

[(1, 20430972), (2, 10215486), (3, 6810324), (4, 5107743), (6, 3405162), (9, 2270108), (12, 1702581), (18, 1135054), (36, 567527)]