18885920

素因数分解:

$2^5\times 5^1\times {\mathrm{118037}}^1$

素因数の和:118052

約数の個数: 24

約数和(自身を含む): 44618364

約数和(自身を除く): 25732444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 118037, 236074, 472148, 590185, 944296, 1180370, 1888592, 2360740, 3777184, 4721480, 9442960, 18885920]

約数ペア:

[(1, 18885920), (2, 9442960), (4, 4721480), (5, 3777184), (8, 2360740), (10, 1888592), (16, 1180370), (20, 944296), (32, 590185), (40, 472148), (80, 236074), (160, 118037)]