28190768

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{7901}}^1$

素因数の和:8132

約数の個数: 20

約数和(自身を含む): 54871488

約数和(自身を除く): 26680720

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 7901, 15802, 31604, 63208, 126416, 1761923, 3523846, 7047692, 14095384, 28190768]

約数ペア:

[(1, 28190768), (2, 14095384), (4, 7047692), (8, 3523846), (16, 1761923), (223, 126416), (446, 63208), (892, 31604), (1784, 15802), (3568, 7901)]