19771394

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{673}}^1$

素因数の和:1109

約数の個数: 16

約数和(自身を含む): 30580728

約数和(自身を除く): 10809334

約数列:

[1, 2, 37, 74, 397, 673, 794, 1346, 14689, 24901, 29378, 49802, 267181, 534362, 9885697, 19771394]

約数ペア:

[(1, 19771394), (2, 9885697), (37, 534362), (74, 267181), (397, 49802), (673, 29378), (794, 24901), (1346, 14689)]