20324445

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 33619968

約数和(自身を除く): 13295523

約数列:

[1, 3, 5, 15, 47, 127, 141, 227, 235, 381, 635, 681, 705, 1135, 1905, 3405, 5969, 10669, 17907, 28829, 29845, 32007, 53345, 86487, 89535, 144145, 160035, 432435, 1354963, 4064889, 6774815, 20324445]

約数ペア:

[(1, 20324445), (3, 6774815), (5, 4064889), (15, 1354963), (47, 432435), (127, 160035), (141, 144145), (227, 89535), (235, 86487), (381, 53345), (635, 32007), (681, 29845), (705, 28829), (1135, 17907), (1905, 10669), (3405, 5969)]