18537958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6871}}^1$

素因数の和:6963

約数の個数: 16

約数和(自身を含む): 29687040

約数和(自身を除く): 11149082

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 6871, 13742, 130549, 261098, 487841, 975682, 9268979, 18537958]

約数ペア:

[(1, 18537958), (2, 9268979), (19, 975682), (38, 487841), (71, 261098), (142, 130549), (1349, 13742), (2698, 6871)]