20105785

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14011}}^1$

素因数の和:14064

約数の個数: 16

約数和(自身を含む): 28248192

約数和(自身を除く): 8142407

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14011, 70055, 98077, 490385, 574451, 2872255, 4021157, 20105785]

約数ペア:

[(1, 20105785), (5, 4021157), (7, 2872255), (35, 574451), (41, 490385), (205, 98077), (287, 70055), (1435, 14011)]