2080202061

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5213539}}^1$

素因数の和:5213568

約数の個数: 16

約数和(自身を含む): 3336665600

約数和(自身を除く): 1256463539

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5213539, 15640617, 36494773, 99057241, 109484319, 297171723, 693400687, 2080202061]

約数ペア:

[(1, 2080202061), (3, 693400687), (7, 297171723), (19, 109484319), (21, 99057241), (57, 36494773), (133, 15640617), (399, 5213539)]