19494310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16111}}^1$

素因数の和:16140

約数の個数: 24

約数和(自身を含む): 38572128

約数和(自身を除く): 19077818

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16111, 32222, 80555, 161110, 177221, 354442, 886105, 1772210, 1949431, 3898862, 9747155, 19494310]

約数ペア:

[(1, 19494310), (2, 9747155), (5, 3898862), (10, 1949431), (11, 1772210), (22, 886105), (55, 354442), (110, 177221), (121, 161110), (242, 80555), (605, 32222), (1210, 16111)]