18690600957

素因数分解:

$3^1\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{415319}}^1$

素因数の和:417472

約数の個数: 16

約数和(自身を含む): 28494274560

約数和(自身を除く): 9803673603

約数列:

[1, 3, 7, 21, 2143, 6429, 15001, 45003, 415319, 1245957, 2907233, 8721699, 890028617, 2670085851, 6230200319, 18690600957]

約数ペア:

[(1, 18690600957), (3, 6230200319), (7, 2670085851), (21, 890028617), (2143, 8721699), (6429, 2907233), (15001, 1245957), (45003, 415319)]