131781616

素因数分解:

$2^4\times {\mathrm{911}}^1\times {\mathrm{9041}}^1$

素因数の和:9960

約数の個数: 20

約数和(自身を含む): 255635424

約数和(自身を除く): 123853808

約数列:

[1, 2, 4, 8, 16, 911, 1822, 3644, 7288, 9041, 14576, 18082, 36164, 72328, 144656, 8236351, 16472702, 32945404, 65890808, 131781616]

約数ペア:

[(1, 131781616), (2, 65890808), (4, 32945404), (8, 16472702), (16, 8236351), (911, 144656), (1822, 72328), (3644, 36164), (7288, 18082), (9041, 14576)]