20530522012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5127503}}^1$

素因数の和:5127538

約数の個数: 48

約数和(自身を含む): 48239557632

約数和(自身を除く): 27709035620

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5127503, 10255006, 20510012, 35892521, 56402533, 66657539, 71785042, 112805066, 133315078, 143570084, 225610132, 266630156, 394817731, 466602773, 733232929, 789635462, 933205546, 1466465858, 1579270924, 1866411092, 2932931716, 5132630503, 10265261006, 20530522012]

約数ペア:

[(1, 20530522012), (2, 10265261006), (4, 5132630503), (7, 2932931716), (11, 1866411092), (13, 1579270924), (14, 1466465858), (22, 933205546), (26, 789635462), (28, 733232929), (44, 466602773), (52, 394817731), (77, 266630156), (91, 225610132), (143, 143570084), (154, 133315078), (182, 112805066), (286, 71785042), (308, 66657539), (364, 56402533), (572, 35892521), (1001, 20510012), (2002, 10255006), (4004, 5127503)]