20266155

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 44553600

約数和(自身を除く): 24287445

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 101, 105, 117, 147, 195, 245, 273, 303, 315, 343, 441, 455, 505, 585, 637, 707, 735, 819, 909, 1029, 1313, 1365, 1515, 1715, 1911, 2121, 2205, 3087, 3185, 3535, 3939, 4095, 4459, 4545, 4949, 5145, 5733, 6363, 6565, 9191, 9555, 10605, 11817, 13377, 14847, 15435, 19695, 22295, 24745, 27573, 28665, 31815, 34643, 40131, 44541, 45955, 59085, 64337, 66885, 74235, 82719, 103929, 137865, 173215, 193011, 200655, 222705, 311787, 321685, 413595, 450359, 519645, 579033, 965055, 1351077, 1558935, 2251795, 2895165, 4053231, 6755385, 20266155]

約数ペア:

[(1, 20266155), (3, 6755385), (5, 4053231), (7, 2895165), (9, 2251795), (13, 1558935), (15, 1351077), (21, 965055), (35, 579033), (39, 519645), (45, 450359), (49, 413595), (63, 321685), (65, 311787), (91, 222705), (101, 200655), (105, 193011), (117, 173215), (147, 137865), (195, 103929), (245, 82719), (273, 74235), (303, 66885), (315, 64337), (343, 59085), (441, 45955), (455, 44541), (505, 40131), (585, 34643), (637, 31815), (707, 28665), (735, 27573), (819, 24745), (909, 22295), (1029, 19695), (1313, 15435), (1365, 14847), (1515, 13377), (1715, 11817), (1911, 10605), (2121, 9555), (2205, 9191), (3087, 6565), (3185, 6363), (3535, 5733), (3939, 5145), (4095, 4949), (4459, 4545)]