19391470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277021}}^1$

素因数の和:277035

約数の個数: 16

約数和(自身を含む): 39891168

約数和(自身を除く): 20499698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277021, 554042, 1385105, 1939147, 2770210, 3878294, 9695735, 19391470]

約数ペア:

[(1, 19391470), (2, 9695735), (5, 3878294), (7, 2770210), (10, 1939147), (14, 1385105), (35, 554042), (70, 277021)]