189098864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{274853}}^1$

素因数の和:274904

約数の個数: 20

約数和(自身を含む): 374900856

約数和(自身を除く): 185801992

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 274853, 549706, 1099412, 2198824, 4397648, 11818679, 23637358, 47274716, 94549432, 189098864]

約数ペア:

[(1, 189098864), (2, 94549432), (4, 47274716), (8, 23637358), (16, 11818679), (43, 4397648), (86, 2198824), (172, 1099412), (344, 549706), (688, 274853)]