201402542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{20389}}^1$

素因数の和:20851

約数の個数: 16

約数和(自身を含む): 330318000

約数和(自身を除く): 128915458

約数列:

[1, 2, 11, 22, 449, 898, 4939, 9878, 20389, 40778, 224279, 448558, 9154661, 18309322, 100701271, 201402542]

約数ペア:

[(1, 201402542), (2, 100701271), (11, 18309322), (22, 9154661), (449, 448558), (898, 224279), (4939, 40778), (9878, 20389)]