19138834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66919}}^1$

素因数の和:66945

約数の個数: 16

約数和(自身を含む): 33727680

約数和(自身を除く): 14588846

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 66919, 133838, 736109, 869947, 1472218, 1739894, 9569417, 19138834]

約数ペア:

[(1, 19138834), (2, 9569417), (11, 1739894), (13, 1472218), (22, 869947), (26, 736109), (143, 133838), (286, 66919)]