19689791

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1582

約数の個数: 16

約数和(自身を含む): 23079168

約数和(自身を除く): 3389377

約数列:

[1, 11, 17, 71, 187, 781, 1207, 1483, 13277, 16313, 25211, 105293, 277321, 1158223, 1789981, 19689791]

約数ペア:

[(1, 19689791), (11, 1789981), (17, 1158223), (71, 277321), (187, 105293), (781, 25211), (1207, 16313), (1483, 13277)]