19040758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{27919}}^1$

素因数の和:27963

約数の個数: 16

約数和(自身を含む): 32163840

約数和(自身を除く): 13123082

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 27919, 55838, 307109, 614218, 865489, 1730978, 9520379, 19040758]

約数ペア:

[(1, 19040758), (2, 9520379), (11, 1730978), (22, 865489), (31, 614218), (62, 307109), (341, 55838), (682, 27919)]