20595874185

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2148761}}^1$

素因数の和:2148846

約数の個数: 32

約数和(自身を含む): 37130607360

約数和(自身を除く): 16534733175

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 2148761, 6446283, 10743805, 19338849, 32231415, 58016547, 96694245, 152562031, 290082735, 457686093, 762810155, 1373058279, 2288430465, 4119174837, 6865291395, 20595874185]

約数ペア:

[(1, 20595874185), (3, 6865291395), (5, 4119174837), (9, 2288430465), (15, 1373058279), (27, 762810155), (45, 457686093), (71, 290082735), (135, 152562031), (213, 96694245), (355, 58016547), (639, 32231415), (1065, 19338849), (1917, 10743805), (3195, 6446283), (9585, 2148761)]