18871072

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53611}}^1$

素因数の和:53632

約数の個数: 24

約数和(自身を含む): 40530672

約数和(自身を除く): 21659600

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 53611, 107222, 214444, 428888, 589721, 857776, 1179442, 1715552, 2358884, 4717768, 9435536, 18871072]

約数ペア:

[(1, 18871072), (2, 9435536), (4, 4717768), (8, 2358884), (11, 1715552), (16, 1179442), (22, 857776), (32, 589721), (44, 428888), (88, 214444), (176, 107222), (352, 53611)]