18678610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2221}}^1$

素因数の和:2286

約数の個数: 24

約数和(自身を含む): 34836516

約数和(自身を除く): 16157906

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 2221, 4205, 4442, 8410, 11105, 22210, 64409, 128818, 322045, 644090, 1867861, 3735722, 9339305, 18678610]

約数ペア:

[(1, 18678610), (2, 9339305), (5, 3735722), (10, 1867861), (29, 644090), (58, 322045), (145, 128818), (290, 64409), (841, 22210), (1682, 11105), (2221, 8410), (4205, 4442)]