18927076

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16487}}^1$

素因数の和:16539

約数の個数: 24

約数和(自身を含む): 38779776

約数和(自身を除く): 19852700

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16487, 32974, 65948, 115409, 230818, 461636, 675967, 1351934, 2703868, 4731769, 9463538, 18927076]

約数ペア:

[(1, 18927076), (2, 9463538), (4, 4731769), (7, 2703868), (14, 1351934), (28, 675967), (41, 461636), (82, 230818), (164, 115409), (287, 65948), (574, 32974), (1148, 16487)]