19538954

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1193}}^1$

素因数の和:1645

約数の個数: 16

約数和(自身を含む): 30948480

約数和(自身を除く): 11409526

約数列:

[1, 2, 19, 38, 431, 862, 1193, 2386, 8189, 16378, 22667, 45334, 514183, 1028366, 9769477, 19538954]

約数ペア:

[(1, 19538954), (2, 9769477), (19, 1028366), (38, 514183), (431, 45334), (862, 22667), (1193, 16378), (2386, 8189)]