20190241845

素因数分解:

$3^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:703

約数の個数: 128

約数和(自身を含む): 38708513280

約数和(自身を除く): 18518271435

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 313, 347, 405, 459, 729, 765, 939, 1041, 1215, 1377, 1565, 1735, 2187, 2295, 2817, 3123, 3645, 4131, 4695, 5205, 5321, 5899, 6885, 8451, 9369, 10935, 12393, 14085, 15615, 15963, 17697, 20655, 25353, 26605, 28107, 29495, 37179, 42255, 46845, 47889, 53091, 61965, 76059, 79815, 84321, 88485, 108611, 126765, 140535, 143667, 159273, 185895, 228177, 239445, 252963, 265455, 325833, 380295, 421605, 431001, 477819, 543055, 684531, 718335, 758889, 796365, 977499, 1140885, 1264815, 1293003, 1433457, 1629165, 1846387, 2155005, 2389095, 2932497, 3422655, 3794445, 3879009, 4300371, 4887495, 5539161, 6465015, 7167285, 8797491, 9231935, 11637027, 12901113, 14662485, 16617483, 19395045, 21501855, 26392473, 27695805, 43987455, 49852449, 58185135, 64505565, 79177419, 83087415, 131962365, 149557347, 237532257, 249262245, 395887095, 448672041, 747786735, 1187661285, 1346016123, 2243360205, 4038048369, 6730080615, 20190241845]

約数ペア:

[(1, 20190241845), (3, 6730080615), (5, 4038048369), (9, 2243360205), (15, 1346016123), (17, 1187661285), (27, 747786735), (45, 448672041), (51, 395887095), (81, 249262245), (85, 237532257), (135, 149557347), (153, 131962365), (243, 83087415), (255, 79177419), (313, 64505565), (347, 58185135), (405, 49852449), (459, 43987455), (729, 27695805), (765, 26392473), (939, 21501855), (1041, 19395045), (1215, 16617483), (1377, 14662485), (1565, 12901113), (1735, 11637027), (2187, 9231935), (2295, 8797491), (2817, 7167285), (3123, 6465015), (3645, 5539161), (4131, 4887495), (4695, 4300371), (5205, 3879009), (5321, 3794445), (5899, 3422655), (6885, 2932497), (8451, 2389095), (9369, 2155005), (10935, 1846387), (12393, 1629165), (14085, 1433457), (15615, 1293003), (15963, 1264815), (17697, 1140885), (20655, 977499), (25353, 796365), (26605, 758889), (28107, 718335), (29495, 684531), (37179, 543055), (42255, 477819), (46845, 431001), (47889, 421605), (53091, 380295), (61965, 325833), (76059, 265455), (79815, 252963), (84321, 239445), (88485, 228177), (108611, 185895), (126765, 159273), (140535, 143667)]