19002879

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2819}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 31674240

約数和(自身を除く): 12671361

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2819, 6741, 8457, 19733, 25371, 59199, 177597, 301633, 904899, 2111431, 2714697, 6334293, 19002879]

約数ペア:

[(1, 19002879), (3, 6334293), (7, 2714697), (9, 2111431), (21, 904899), (63, 301633), (107, 177597), (321, 59199), (749, 25371), (963, 19733), (2247, 8457), (2819, 6741)]