20178441402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{978491}}^1$

素因数の和:978994

約数の個数: 32

約数和(自身を含む): 46216134144

約数和(自身を除く): 26037692742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 491, 982, 1473, 2946, 3437, 6874, 10311, 20622, 978491, 1956982, 2935473, 5870946, 6849437, 13698874, 20548311, 41096622, 480439081, 960878162, 1441317243, 2882634486, 3363073567, 6726147134, 10089220701, 20178441402]

約数ペア:

[(1, 20178441402), (2, 10089220701), (3, 6726147134), (6, 3363073567), (7, 2882634486), (14, 1441317243), (21, 960878162), (42, 480439081), (491, 41096622), (982, 20548311), (1473, 13698874), (2946, 6849437), (3437, 5870946), (6874, 2935473), (10311, 1956982), (20622, 978491)]