20512459851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{723467}}^1$

素因数の和:724210

約数の個数: 16

約数和(自身を含む): 29494343424

約数和(自身を除く): 8981883573

約数列:

[1, 3, 13, 39, 727, 2181, 9451, 28353, 723467, 2170401, 9405071, 28215213, 525960509, 1577881527, 6837486617, 20512459851]

約数ペア:

[(1, 20512459851), (3, 6837486617), (13, 1577881527), (39, 525960509), (727, 28215213), (2181, 9405071), (9451, 2170401), (28353, 723467)]