20115088

素因数分解:

$2^4\times 7^2\times {\mathrm{25657}}^1$

素因数の和:25679

約数の個数: 30

約数和(自身を含む): 45337686

約数和(自身を除く): 25222598

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25657, 51314, 102628, 179599, 205256, 359198, 410512, 718396, 1257193, 1436792, 2514386, 2873584, 5028772, 10057544, 20115088]

約数ペア:

[(1, 20115088), (2, 10057544), (4, 5028772), (7, 2873584), (8, 2514386), (14, 1436792), (16, 1257193), (28, 718396), (49, 410512), (56, 359198), (98, 205256), (112, 179599), (196, 102628), (392, 51314), (784, 25657)]