2005489744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{31517}}^1$

素因数の和:31663

約数の個数: 40

約数和(自身を含む): 4021570728

約数和(自身を除く): 2016080984

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 164, 194, 328, 388, 656, 776, 1552, 3977, 7954, 15908, 31517, 31816, 63034, 63632, 126068, 252136, 504272, 1292197, 2584394, 3057149, 5168788, 6114298, 10337576, 12228596, 20675152, 24457192, 48914384, 125343109, 250686218, 501372436, 1002744872, 2005489744]

約数ペア:

[(1, 2005489744), (2, 1002744872), (4, 501372436), (8, 250686218), (16, 125343109), (41, 48914384), (82, 24457192), (97, 20675152), (164, 12228596), (194, 10337576), (328, 6114298), (388, 5168788), (656, 3057149), (776, 2584394), (1552, 1292197), (3977, 504272), (7954, 252136), (15908, 126068), (31517, 63632), (31816, 63034)]