19757169

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{2027}}^1$

素因数の和:2074

約数の個数: 24

約数和(自身を含む): 30906720

約数和(自身を除く): 11149551

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 2027, 3249, 6081, 9747, 18243, 38513, 54729, 115539, 346617, 731747, 1039851, 2195241, 6585723, 19757169]

約数ペア:

[(1, 19757169), (3, 6585723), (9, 2195241), (19, 1039851), (27, 731747), (57, 346617), (171, 115539), (361, 54729), (513, 38513), (1083, 18243), (2027, 9747), (3249, 6081)]