19528677

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2897}}^1$

素因数の和:3017

約数の個数: 24

約数和(自身を含む): 32550336

約数和(自身を除く): 13021659

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2897, 6741, 8691, 20279, 26073, 60837, 182511, 309979, 929937, 2169853, 2789811, 6509559, 19528677]

約数ペア:

[(1, 19528677), (3, 6509559), (7, 2789811), (9, 2169853), (21, 929937), (63, 309979), (107, 182511), (321, 60837), (749, 26073), (963, 20279), (2247, 8691), (2897, 6741)]