20137509987

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{558491}}^1$

素因数の和:558619

約数の個数: 32

約数和(自身を含む): 32812521984

約数和(自身を除く): 12675011997

約数列:

[1, 3, 7, 17, 21, 51, 101, 119, 303, 357, 707, 1717, 2121, 5151, 12019, 36057, 558491, 1675473, 3909437, 9494347, 11728311, 28483041, 56407591, 66460429, 169222773, 199381287, 394853137, 958929047, 1184559411, 2876787141, 6712503329, 20137509987]

約数ペア:

[(1, 20137509987), (3, 6712503329), (7, 2876787141), (17, 1184559411), (21, 958929047), (51, 394853137), (101, 199381287), (119, 169222773), (303, 66460429), (357, 56407591), (707, 28483041), (1717, 11728311), (2121, 9494347), (5151, 3909437), (12019, 1675473), (36057, 558491)]