19906437

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 27242432

約数和(自身を除く): 7335995

約数列:

[1, 3, 67, 97, 201, 291, 1021, 3063, 6499, 19497, 68407, 99037, 205221, 297111, 6635479, 19906437]

約数ペア:

[(1, 19906437), (3, 6635479), (67, 297111), (97, 205221), (201, 99037), (291, 68407), (1021, 19497), (3063, 6499)]