18713744

素因数分解:

$2^4\times 7^1\times {\mathrm{167087}}^1$

素因数の和:167102

約数の個数: 20

約数和(自身を含む): 41437824

約数和(自身を除く): 22724080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167087, 334174, 668348, 1169609, 1336696, 2339218, 2673392, 4678436, 9356872, 18713744]

約数ペア:

[(1, 18713744), (2, 9356872), (4, 4678436), (7, 2673392), (8, 2339218), (14, 1336696), (16, 1169609), (28, 668348), (56, 334174), (112, 167087)]