20342016009

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{21559}}^1$

素因数の和:22470

約数の個数: 48

約数和(自身を含む): 35597802240

約数和(自身を除く): 15255786231

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 881, 1071, 2643, 6167, 7929, 14977, 18501, 21559, 44931, 55503, 64677, 104839, 134793, 150913, 194031, 314517, 366503, 452739, 943551, 1099509, 1358217, 2565521, 3298527, 7696563, 18993479, 23089689, 56980437, 132954353, 170941311, 322889143, 398863059, 968667429, 1196589177, 2260224001, 2906002287, 6780672003, 20342016009]

約数ペア:

[(1, 20342016009), (3, 6780672003), (7, 2906002287), (9, 2260224001), (17, 1196589177), (21, 968667429), (51, 398863059), (63, 322889143), (119, 170941311), (153, 132954353), (357, 56980437), (881, 23089689), (1071, 18993479), (2643, 7696563), (6167, 3298527), (7929, 2565521), (14977, 1358217), (18501, 1099509), (21559, 943551), (44931, 452739), (55503, 366503), (64677, 314517), (104839, 194031), (134793, 150913)]