20167993395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{573851}}^1$

素因数の和:573944

約数の個数: 48

約数和(自身を含む): 38673033984

約数和(自身を除く): 18505040589

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 639, 781, 1065, 2343, 3195, 3905, 7029, 11715, 35145, 573851, 1721553, 2869255, 5164659, 6312361, 8607765, 18937083, 25823295, 31561805, 40743421, 56811249, 94685415, 122230263, 203717105, 284056245, 366690789, 448177631, 611151315, 1344532893, 1833453945, 2240888155, 4033598679, 6722664465, 20167993395]

約数ペア:

[(1, 20167993395), (3, 6722664465), (5, 4033598679), (9, 2240888155), (11, 1833453945), (15, 1344532893), (33, 611151315), (45, 448177631), (55, 366690789), (71, 284056245), (99, 203717105), (165, 122230263), (213, 94685415), (355, 56811249), (495, 40743421), (639, 31561805), (781, 25823295), (1065, 18937083), (2343, 8607765), (3195, 6312361), (3905, 5164659), (7029, 2869255), (11715, 1721553), (35145, 573851)]