19798048

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4451}}^1$

素因数の和:4600

約数の個数: 24

約数和(自身を含む): 39266640

約数和(自身を除く): 19468592

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4451, 8902, 17804, 35608, 71216, 142432, 618689, 1237378, 2474756, 4949512, 9899024, 19798048]

約数ペア:

[(1, 19798048), (2, 9899024), (4, 4949512), (8, 2474756), (16, 1237378), (32, 618689), (139, 142432), (278, 71216), (556, 35608), (1112, 17804), (2224, 8902), (4448, 4451)]