19606923

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2239}}^1$

素因数の和:2391

約数の個数: 24

約数和(自身を含む): 32614400

約数和(自身を除く): 13007477

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2239, 2919, 6717, 8757, 15673, 20151, 47019, 141057, 311221, 933663, 2178547, 2800989, 6535641, 19606923]

約数ペア:

[(1, 19606923), (3, 6535641), (7, 2800989), (9, 2178547), (21, 933663), (63, 311221), (139, 141057), (417, 47019), (973, 20151), (1251, 15673), (2239, 8757), (2919, 6717)]