64392368

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211817}}^1$

素因数の和:211844

約数の個数: 20

約数和(自身を含む): 131327160

約数和(自身を除く): 66934792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 211817, 423634, 847268, 1694536, 3389072, 4024523, 8049046, 16098092, 32196184, 64392368]

約数ペア:

[(1, 64392368), (2, 32196184), (4, 16098092), (8, 8049046), (16, 4024523), (19, 3389072), (38, 1694536), (76, 847268), (152, 423634), (304, 211817)]