19554290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{683}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 40383360

約数和(自身を除く): 20829070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 683, 818, 1366, 2045, 2863, 3415, 4090, 4781, 5726, 6830, 9562, 14315, 23905, 28630, 47810, 279347, 558694, 1396735, 1955429, 2793470, 3910858, 9777145, 19554290]

約数ペア:

[(1, 19554290), (2, 9777145), (5, 3910858), (7, 2793470), (10, 1955429), (14, 1396735), (35, 558694), (70, 279347), (409, 47810), (683, 28630), (818, 23905), (1366, 14315), (2045, 9562), (2863, 6830), (3415, 5726), (4090, 4781)]