20180648848

素因数分解:

$2^4\times {\mathrm{367}}^1\times {\mathrm{487}}^1\times {\mathrm{7057}}^1$

素因数の和:7919

約数の個数: 40

約数和(自身を含む): 39292620032

約数和(自身を除く): 19111971184

約数列:

[1, 2, 4, 8, 16, 367, 487, 734, 974, 1468, 1948, 2936, 3896, 5872, 7057, 7792, 14114, 28228, 56456, 112912, 178729, 357458, 714916, 1429832, 2589919, 2859664, 3436759, 5179838, 6873518, 10359676, 13747036, 20719352, 27494072, 41438704, 54988144, 1261290553, 2522581106, 5045162212, 10090324424, 20180648848]

約数ペア:

[(1, 20180648848), (2, 10090324424), (4, 5045162212), (8, 2522581106), (16, 1261290553), (367, 54988144), (487, 41438704), (734, 27494072), (974, 20719352), (1468, 13747036), (1948, 10359676), (2936, 6873518), (3896, 5179838), (5872, 3436759), (7057, 2859664), (7792, 2589919), (14114, 1429832), (28228, 714916), (56456, 357458), (112912, 178729)]