19428970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16057}}^1$

素因数の和:16086

約数の個数: 24

約数和(自身を含む): 38442852

約数和(自身を除く): 19013882

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16057, 32114, 80285, 160570, 176627, 353254, 883135, 1766270, 1942897, 3885794, 9714485, 19428970]

約数ペア:

[(1, 19428970), (2, 9714485), (5, 3885794), (10, 1942897), (11, 1766270), (22, 883135), (55, 353254), (110, 176627), (121, 160570), (242, 80285), (605, 32114), (1210, 16057)]