20172775385

素因数分解:

$5^1\times 7^1\times {\mathrm{1277}}^1\times {\mathrm{451343}}^1$

素因数の和:452632

約数の個数: 16

約数和(自身を含む): 27687246336

約数和(自身を除く): 7514470951

約数列:

[1, 5, 7, 35, 1277, 6385, 8939, 44695, 451343, 2256715, 3159401, 15797005, 576365011, 2881825055, 4034555077, 20172775385]

約数ペア:

[(1, 20172775385), (5, 4034555077), (7, 2881825055), (35, 576365011), (1277, 15797005), (6385, 3159401), (8939, 2256715), (44695, 451343)]