209426536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139991}}^1$

素因数の和:140025

約数の個数: 32

約数和(自身を含む): 453574080

約数和(自身を除く): 244147544

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 139991, 279982, 559964, 1119928, 1539901, 2379847, 3079802, 4759694, 6159604, 9519388, 12319208, 19038776, 26178317, 52356634, 104713268, 209426536]

約数ペア:

[(1, 209426536), (2, 104713268), (4, 52356634), (8, 26178317), (11, 19038776), (17, 12319208), (22, 9519388), (34, 6159604), (44, 4759694), (68, 3079802), (88, 2379847), (136, 1539901), (187, 1119928), (374, 559964), (748, 279982), (1496, 139991)]