17912272

素因数分解:

$2^4\times 7^1\times {\mathrm{159931}}^1$

素因数の和:159946

約数の個数: 20

約数和(自身を含む): 39663136

約数和(自身を除く): 21750864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 159931, 319862, 639724, 1119517, 1279448, 2239034, 2558896, 4478068, 8956136, 17912272]

約数ペア:

[(1, 17912272), (2, 8956136), (4, 4478068), (7, 2558896), (8, 2239034), (14, 1279448), (16, 1119517), (28, 639724), (56, 319862), (112, 159931)]