19372969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10939}}^1$

素因数の和:10980

約数の個数: 16

約数和(自身を含む): 25205760

約数和(自身を除く): 5832791

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10939, 76573, 120329, 251597, 842303, 1761179, 2767567, 19372969]

約数ペア:

[(1, 19372969), (7, 2767567), (11, 1761179), (23, 842303), (77, 251597), (161, 120329), (253, 76573), (1771, 10939)]