261972016

素因数分解:

$2^4\times {\mathrm{1811}}^1\times {\mathrm{9041}}^1$

素因数の和:10860

約数の個数: 20

約数和(自身を含む): 507907224

約数和(自身を除く): 245935208

約数列:

[1, 2, 4, 8, 16, 1811, 3622, 7244, 9041, 14488, 18082, 28976, 36164, 72328, 144656, 16373251, 32746502, 65493004, 130986008, 261972016]

約数ペア:

[(1, 261972016), (2, 130986008), (4, 65493004), (8, 32746502), (16, 16373251), (1811, 144656), (3622, 72328), (7244, 36164), (9041, 28976), (14488, 18082)]