1306576

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:778

約数の個数: 20

約数和(自身を含む): 2555392

約数和(自身を除く): 1248816

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 643, 1016, 1286, 2032, 2572, 5144, 10288, 81661, 163322, 326644, 653288, 1306576]

約数ペア:

[(1, 1306576), (2, 653288), (4, 326644), (8, 163322), (16, 81661), (127, 10288), (254, 5144), (508, 2572), (643, 2032), (1016, 1286)]