18117693874

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{813401}}^1$

素因数の和:813490

約数の個数: 32

約数和(自身を含む): 32640195456

約数和(自身を除く): 14522501582

約数列:

[1, 2, 7, 14, 37, 43, 74, 86, 259, 301, 518, 602, 1591, 3182, 11137, 22274, 813401, 1626802, 5693807, 11387614, 30095837, 34976243, 60191674, 69952486, 210670859, 244833701, 421341718, 489667402, 1294120991, 2588241982, 9058846937, 18117693874]

約数ペア:

[(1, 18117693874), (2, 9058846937), (7, 2588241982), (14, 1294120991), (37, 489667402), (43, 421341718), (74, 244833701), (86, 210670859), (259, 69952486), (301, 60191674), (518, 34976243), (602, 30095837), (1591, 11387614), (3182, 5693807), (11137, 1626802), (22274, 813401)]