20470835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53171}}^1$

素因数の和:53194

約数の個数: 16

約数和(自身を含む): 30627072

約数和(自身を除く): 10156237

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 53171, 265855, 372197, 584881, 1860985, 2924405, 4094167, 20470835]

約数ペア:

[(1, 20470835), (5, 4094167), (7, 2924405), (11, 1860985), (35, 584881), (55, 372197), (77, 265855), (385, 53171)]