19031089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{563}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 23823360

約数和(自身を除く): 4792271

約数列:

[1, 7, 11, 77, 439, 563, 3073, 3941, 4829, 6193, 33803, 43351, 247157, 1730099, 2718727, 19031089]

約数ペア:

[(1, 19031089), (7, 2718727), (11, 1730099), (77, 247157), (439, 43351), (563, 33803), (3073, 6193), (3941, 4829)]