20926072

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{63799}}^1$

素因数の和:63846

約数の個数: 16

約数和(自身を含む): 40194000

約数和(自身を除く): 19267928

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 63799, 127598, 255196, 510392, 2615759, 5231518, 10463036, 20926072]

約数ペア:

[(1, 20926072), (2, 10463036), (4, 5231518), (8, 2615759), (41, 510392), (82, 255196), (164, 127598), (328, 63799)]