2159536

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1901}}^1$

素因数の和:1980

約数の個数: 20

約数和(自身を含む): 4245264

約数和(自身を除く): 2085728

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1901, 3802, 7604, 15208, 30416, 134971, 269942, 539884, 1079768, 2159536]

約数ペア:

[(1, 2159536), (2, 1079768), (4, 539884), (8, 269942), (16, 134971), (71, 30416), (142, 15208), (284, 7604), (568, 3802), (1136, 1901)]