18384890

素因数分解:

$2^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2027}}^1$

素因数の和:2941

約数の個数: 16

約数和(自身を含む): 33145632

約数和(自身を除く): 14760742

約数列:

[1, 2, 5, 10, 907, 1814, 2027, 4054, 4535, 9070, 10135, 20270, 1838489, 3676978, 9192445, 18384890]

約数ペア:

[(1, 18384890), (2, 9192445), (5, 3676978), (10, 1838489), (907, 20270), (1814, 10135), (2027, 9070), (4054, 4535)]