18948208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{27541}}^1$

素因数の和:27592

約数の個数: 20

約数和(自身を含む): 37567288

約数和(自身を除く): 18619080

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 27541, 55082, 110164, 220328, 440656, 1184263, 2368526, 4737052, 9474104, 18948208]

約数ペア:

[(1, 18948208), (2, 9474104), (4, 4737052), (8, 2368526), (16, 1184263), (43, 440656), (86, 220328), (172, 110164), (344, 55082), (688, 27541)]