20794890228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{5807}}^1$

素因数の和:6389

約数の個数: 96

約数和(自身を含む): 56202854400

約数和(自身を除く): 35407964172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 479, 534, 623, 958, 1068, 1246, 1437, 1869, 1916, 2492, 2874, 3353, 3738, 5748, 5807, 6706, 7476, 10059, 11614, 13412, 17421, 20118, 23228, 34842, 40236, 40649, 42631, 69684, 81298, 85262, 121947, 127893, 162596, 170524, 243894, 255786, 298417, 487788, 511572, 516823, 596834, 895251, 1033646, 1193668, 1550469, 1790502, 2067292, 2781553, 3100938, 3581004, 3617761, 5563106, 6201876, 7235522, 8344659, 10853283, 11126212, 14471044, 16689318, 19470871, 21706566, 33378636, 38941742, 43413132, 58412613, 77883484, 116825226, 233650452, 247558217, 495116434, 742674651, 990232868, 1485349302, 1732907519, 2970698604, 3465815038, 5198722557, 6931630076, 10397445114, 20794890228]

約数ペア:

[(1, 20794890228), (2, 10397445114), (3, 6931630076), (4, 5198722557), (6, 3465815038), (7, 2970698604), (12, 1732907519), (14, 1485349302), (21, 990232868), (28, 742674651), (42, 495116434), (84, 247558217), (89, 233650452), (178, 116825226), (267, 77883484), (356, 58412613), (479, 43413132), (534, 38941742), (623, 33378636), (958, 21706566), (1068, 19470871), (1246, 16689318), (1437, 14471044), (1869, 11126212), (1916, 10853283), (2492, 8344659), (2874, 7235522), (3353, 6201876), (3738, 5563106), (5748, 3617761), (5807, 3581004), (6706, 3100938), (7476, 2781553), (10059, 2067292), (11614, 1790502), (13412, 1550469), (17421, 1193668), (20118, 1033646), (23228, 895251), (34842, 596834), (40236, 516823), (40649, 511572), (42631, 487788), (69684, 298417), (81298, 255786), (85262, 243894), (121947, 170524), (127893, 162596)]