17778256

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:751

約数の個数: 30

約数和(自身を含む): 35359406

約数和(自身を除く): 17581150

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 661, 1322, 1681, 2644, 3362, 5288, 6724, 10576, 13448, 26896, 27101, 54202, 108404, 216808, 433616, 1111141, 2222282, 4444564, 8889128, 17778256]

約数ペア:

[(1, 17778256), (2, 8889128), (4, 4444564), (8, 2222282), (16, 1111141), (41, 433616), (82, 216808), (164, 108404), (328, 54202), (656, 27101), (661, 26896), (1322, 13448), (1681, 10576), (2644, 6724), (3362, 5288)]