19160944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108869}}^1$

素因数の和:108888

約数の個数: 20

約数和(自身を含む): 40499640

約数和(自身を除く): 21338696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108869, 217738, 435476, 870952, 1197559, 1741904, 2395118, 4790236, 9580472, 19160944]

約数ペア:

[(1, 19160944), (2, 9580472), (4, 4790236), (8, 2395118), (11, 1741904), (16, 1197559), (22, 870952), (44, 435476), (88, 217738), (176, 108869)]