25686416

素因数分解:

$2^4\times 7^1\times {\mathrm{229343}}^1$

素因数の和:229358

約数の個数: 20

約数和(自身を含む): 56877312

約数和(自身を除く): 31190896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229343, 458686, 917372, 1605401, 1834744, 3210802, 3669488, 6421604, 12843208, 25686416]

約数ペア:

[(1, 25686416), (2, 12843208), (4, 6421604), (7, 3669488), (8, 3210802), (14, 1834744), (16, 1605401), (28, 917372), (56, 458686), (112, 229343)]