2019884013

素因数分解:

$3^3\times 7^1\times {\mathrm{10687217}}^1$

素因数の和:10687233

約数の個数: 16

約数和(自身を含む): 3419909760

約数和(自身を除く): 1400025747

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10687217, 32061651, 74810519, 96184953, 224431557, 288554859, 673294671, 2019884013]

約数ペア:

[(1, 2019884013), (3, 673294671), (7, 288554859), (9, 224431557), (21, 96184953), (27, 74810519), (63, 32061651), (189, 10687217)]