1286288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4729}}^1$

素因数の和:4754

約数の個数: 20

約数和(自身を含む): 2639340

約数和(自身を除く): 1353052

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4729, 9458, 18916, 37832, 75664, 80393, 160786, 321572, 643144, 1286288]

約数ペア:

[(1, 1286288), (2, 643144), (4, 321572), (8, 160786), (16, 80393), (17, 75664), (34, 37832), (68, 18916), (136, 9458), (272, 4729)]