20164515855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1669}}^1\times {\mathrm{1979}}^1$

素因数の和:3704

約数の個数: 64

約数和(自身を含む): 36187430400

約数和(自身を除く): 16022914545

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 1669, 1979, 2035, 5007, 5937, 6105, 8345, 9895, 18359, 21769, 25035, 29685, 55077, 61753, 65307, 73223, 91795, 108845, 185259, 219669, 275385, 308765, 326535, 366115, 679283, 805453, 926295, 1098345, 2037849, 2416359, 3302951, 3396415, 4027265, 9908853, 10189245, 12081795, 16514755, 36332461, 49544265, 108997383, 122209187, 181662305, 366627561, 544986915, 611045935, 1344301057, 1833137805, 4032903171, 6721505285, 20164515855]

約数ペア:

[(1, 20164515855), (3, 6721505285), (5, 4032903171), (11, 1833137805), (15, 1344301057), (33, 611045935), (37, 544986915), (55, 366627561), (111, 181662305), (165, 122209187), (185, 108997383), (407, 49544265), (555, 36332461), (1221, 16514755), (1669, 12081795), (1979, 10189245), (2035, 9908853), (5007, 4027265), (5937, 3396415), (6105, 3302951), (8345, 2416359), (9895, 2037849), (18359, 1098345), (21769, 926295), (25035, 805453), (29685, 679283), (55077, 366115), (61753, 326535), (65307, 308765), (73223, 275385), (91795, 219669), (108845, 185259)]