19217253

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{881}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 28026432

約数和(自身を除く): 8809179

約数列:

[1, 3, 11, 33, 661, 881, 1983, 2643, 7271, 9691, 21813, 29073, 582341, 1747023, 6405751, 19217253]

約数ペア:

[(1, 19217253), (3, 6405751), (11, 1747023), (33, 582341), (661, 29073), (881, 21813), (1983, 9691), (2643, 7271)]