19485184

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 40

約数和(自身を含む): 41001840

約数和(自身を除く): 21516656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2003, 2432, 4006, 4864, 8012, 9728, 16024, 32048, 38057, 64096, 76114, 128192, 152228, 256384, 304456, 512768, 608912, 1025536, 1217824, 2435648, 4871296, 9742592, 19485184]

約数ペア:

[(1, 19485184), (2, 9742592), (4, 4871296), (8, 2435648), (16, 1217824), (19, 1025536), (32, 608912), (38, 512768), (64, 304456), (76, 256384), (128, 152228), (152, 128192), (256, 76114), (304, 64096), (512, 38057), (608, 32048), (1216, 16024), (2003, 9728), (2432, 8012), (4006, 4864)]