18155510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 34361280

約数和(自身を除く): 16205770

約数列:

[1, 2, 5, 10, 23, 46, 115, 193, 230, 386, 409, 818, 965, 1930, 2045, 4090, 4439, 8878, 9407, 18814, 22195, 44390, 47035, 78937, 94070, 157874, 394685, 789370, 1815551, 3631102, 9077755, 18155510]

約数ペア:

[(1, 18155510), (2, 9077755), (5, 3631102), (10, 1815551), (23, 789370), (46, 394685), (115, 157874), (193, 94070), (230, 78937), (386, 47035), (409, 44390), (818, 22195), (965, 18814), (1930, 9407), (2045, 8878), (4090, 4439)]