18761480

素因数分解:

$2^3\times 5^1\times {\mathrm{469037}}^1$

素因数の和:469048

約数の個数: 16

約数和(自身を含む): 42213420

約数和(自身を除く): 23451940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469037, 938074, 1876148, 2345185, 3752296, 4690370, 9380740, 18761480]

約数ペア:

[(1, 18761480), (2, 9380740), (4, 4690370), (5, 3752296), (8, 2345185), (10, 1876148), (20, 938074), (40, 469037)]