19664541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1283}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 30846816

約数和(自身を除く): 11182275

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1283, 1703, 3849, 5109, 11547, 15327, 16679, 50037, 150111, 168073, 504219, 1512657, 2184949, 6554847, 19664541]

約数ペア:

[(1, 19664541), (3, 6554847), (9, 2184949), (13, 1512657), (39, 504219), (117, 168073), (131, 150111), (393, 50037), (1179, 16679), (1283, 15327), (1703, 11547), (3849, 5109)]