19929074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1609}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 32689440

約数和(自身を除く): 12760366

約数列:

[1, 2, 11, 22, 563, 1126, 1609, 3218, 6193, 12386, 17699, 35398, 905867, 1811734, 9964537, 19929074]

約数ペア:

[(1, 19929074), (2, 9964537), (11, 1811734), (22, 905867), (563, 35398), (1126, 17699), (1609, 12386), (3218, 6193)]