20804956458

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{292147}}^1$

素因数の和:292259

約数の個数: 64

約数和(自身を含む): 49473510912

約数和(自身を除く): 28668554454

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 83, 143, 166, 249, 286, 429, 498, 858, 913, 1079, 1826, 2158, 2739, 3237, 5478, 6474, 11869, 23738, 35607, 71214, 292147, 584294, 876441, 1752882, 3213617, 3797911, 6427234, 7595822, 9640851, 11393733, 19281702, 22787466, 24248201, 41777021, 48496402, 72744603, 83554042, 125331063, 145489206, 250662126, 266730211, 315226613, 533460422, 630453226, 800190633, 945679839, 1600381266, 1891359678, 3467492743, 6934985486, 10402478229, 20804956458]

約数ペア:

[(1, 20804956458), (2, 10402478229), (3, 6934985486), (6, 3467492743), (11, 1891359678), (13, 1600381266), (22, 945679839), (26, 800190633), (33, 630453226), (39, 533460422), (66, 315226613), (78, 266730211), (83, 250662126), (143, 145489206), (166, 125331063), (249, 83554042), (286, 72744603), (429, 48496402), (498, 41777021), (858, 24248201), (913, 22787466), (1079, 19281702), (1826, 11393733), (2158, 9640851), (2739, 7595822), (3237, 6427234), (5478, 3797911), (6474, 3213617), (11869, 1752882), (23738, 876441), (35607, 584294), (71214, 292147)]