19158909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{82939}}^1$

素因数の和:82960

約数の個数: 16

約数和(自身を含む): 31848960

約数和(自身を除く): 12690051

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 82939, 248817, 580573, 912329, 1741719, 2736987, 6386303, 19158909]

約数ペア:

[(1, 19158909), (3, 6386303), (7, 2736987), (11, 1741719), (21, 912329), (33, 580573), (77, 248817), (231, 82939)]