2018210553

素因数分解:

$3^3\times {\mathrm{311}}^1\times {\mathrm{240349}}^1$

素因数の和:240669

約数の個数: 16

約数和(自身を含む): 2999568000

約数和(自身を除く): 981357447

約数列:

[1, 3, 9, 27, 311, 933, 2799, 8397, 240349, 721047, 2163141, 6489423, 74748539, 224245617, 672736851, 2018210553]

約数ペア:

[(1, 2018210553), (3, 672736851), (9, 224245617), (27, 74748539), (311, 6489423), (933, 2163141), (2799, 721047), (8397, 240349)]