19660365

素因数分解:

$3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1009}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 34190520

約数和(自身を除く): 14530155

約数列:

[1, 3, 5, 9, 15, 45, 433, 1009, 1299, 2165, 3027, 3897, 5045, 6495, 9081, 15135, 19485, 45405, 436897, 1310691, 2184485, 3932073, 6553455, 19660365]

約数ペア:

[(1, 19660365), (3, 6553455), (5, 3932073), (9, 2184485), (15, 1310691), (45, 436897), (433, 45405), (1009, 19485), (1299, 15135), (2165, 9081), (3027, 6495), (3897, 5045)]