25471664

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{6661}}^1$

素因数の和:6908

約数の個数: 20

約数和(自身を含む): 49565280

約数和(自身を除く): 24093616

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 6661, 13322, 26644, 53288, 106576, 1591979, 3183958, 6367916, 12735832, 25471664]

約数ペア:

[(1, 25471664), (2, 12735832), (4, 6367916), (8, 3183958), (16, 1591979), (239, 106576), (478, 53288), (956, 26644), (1912, 13322), (3824, 6661)]