20510416

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{3347}}^1$

素因数の和:3738

約数の個数: 20

約数和(自身を含む): 39854592

約数和(自身を除く): 19344176

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 3347, 6128, 6694, 13388, 26776, 53552, 1281901, 2563802, 5127604, 10255208, 20510416]

約数ペア:

[(1, 20510416), (2, 10255208), (4, 5127604), (8, 2563802), (16, 1281901), (383, 53552), (766, 26776), (1532, 13388), (3064, 6694), (3347, 6128)]