17985008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26141}}^1$

素因数の和:26192

約数の個数: 20

約数和(自身を含む): 35657688

約数和(自身を除く): 17672680

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26141, 52282, 104564, 209128, 418256, 1124063, 2248126, 4496252, 8992504, 17985008]

約数ペア:

[(1, 17985008), (2, 8992504), (4, 4496252), (8, 2248126), (16, 1124063), (43, 418256), (86, 209128), (172, 104564), (344, 52282), (688, 26141)]