2008593881

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{117167}}^1$

素因数の和:117284

約数の個数: 16

約数和(自身を含む): 2399600640

約数和(自身を除く): 391006759

約数列:

[1, 7, 31, 79, 217, 553, 2449, 17143, 117167, 820169, 3632177, 9256193, 25425239, 64793351, 286941983, 2008593881]

約数ペア:

[(1, 2008593881), (7, 286941983), (31, 64793351), (79, 25425239), (217, 9256193), (553, 3632177), (2449, 820169), (17143, 117167)]