19553187

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1$

素因数の和:2354

約数の個数: 16

約数和(自身を含む): 27095040

約数和(自身を除く): 7541853

約数列:

[1, 3, 41, 71, 123, 213, 2239, 2911, 6717, 8733, 91799, 158969, 275397, 476907, 6517729, 19553187]

約数ペア:

[(1, 19553187), (3, 6517729), (41, 476907), (71, 275397), (123, 158969), (213, 91799), (2239, 8733), (2911, 6717)]