28189744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{160169}}^1$

素因数の和:160188

約数の個数: 20

約数和(自身を含む): 59583240

約数和(自身を除く): 31393496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 160169, 320338, 640676, 1281352, 1761859, 2562704, 3523718, 7047436, 14094872, 28189744]

約数ペア:

[(1, 28189744), (2, 14094872), (4, 7047436), (8, 3523718), (11, 2562704), (16, 1761859), (22, 1281352), (44, 640676), (88, 320338), (176, 160169)]