20199012381

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{12973033}}^1$

素因数の和:12973212

約数の個数: 12

約数和(自身を含む): 29345002908

約数和(自身を除く): 9145990527

約数列:

[1, 3, 9, 173, 519, 1557, 12973033, 38919099, 116757297, 2244334709, 6733004127, 20199012381]

約数ペア:

[(1, 20199012381), (3, 6733004127), (9, 2244334709), (173, 116757297), (519, 38919099), (1557, 12973033)]