168804896

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{405781}}^1$

素因数の和:405804

約数の個数: 24

約数和(自身を含む): 357899724

約数和(自身を除く): 189094828

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 405781, 811562, 1623124, 3246248, 5275153, 6492496, 10550306, 12984992, 21100612, 42201224, 84402448, 168804896]

約数ペア:

[(1, 168804896), (2, 84402448), (4, 42201224), (8, 21100612), (13, 12984992), (16, 10550306), (26, 6492496), (32, 5275153), (52, 3246248), (104, 1623124), (208, 811562), (416, 405781)]