19888403

素因数分解:

${\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 21621600

約数和(自身を除く): 1733197

約数列:

[1, 29, 41, 43, 389, 1189, 1247, 1763, 11281, 15949, 16727, 51127, 462521, 485083, 685807, 19888403]

約数ペア:

[(1, 19888403), (29, 685807), (41, 485083), (43, 462521), (389, 51127), (1189, 16727), (1247, 15949), (1763, 11281)]