18912784

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{9769}}^1$

素因数の和:9799

約数の個数: 30

約数和(自身を含む): 40281710

約数和(自身を除く): 21368926

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 9769, 19538, 39076, 78152, 107459, 156304, 214918, 429836, 859672, 1182049, 1719344, 2364098, 4728196, 9456392, 18912784]

約数ペア:

[(1, 18912784), (2, 9456392), (4, 4728196), (8, 2364098), (11, 1719344), (16, 1182049), (22, 859672), (44, 429836), (88, 214918), (121, 156304), (176, 107459), (242, 78152), (484, 39076), (968, 19538), (1936, 9769)]