18923397

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8629}}^1$

素因数の和:8692

約数の個数: 16

約数和(自身を含む): 27339840

約数和(自身を除く): 8416443

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 8629, 25887, 146693, 371047, 440079, 1113141, 6307799, 18923397]

約数ペア:

[(1, 18923397), (3, 6307799), (17, 1113141), (43, 440079), (51, 371047), (129, 146693), (731, 25887), (2193, 8629)]