7780208

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{4721}}^1$

素因数の和:4832

約数の個数: 20

約数和(自身を含む): 15223728

約数和(自身を除く): 7443520

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 4721, 9442, 18884, 37768, 75536, 486263, 972526, 1945052, 3890104, 7780208]

約数ペア:

[(1, 7780208), (2, 3890104), (4, 1945052), (8, 972526), (16, 486263), (103, 75536), (206, 37768), (412, 18884), (824, 9442), (1648, 4721)]