20001806784

素因数分解:

$2^6\times 3^2\times {\mathrm{4871}}^1\times {\mathrm{7129}}^1$

素因数の和:12018

約数の個数: 84

約数和(自身を含む): 57351381360

約数和(自身を除く): 37349574576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 4871, 7129, 9742, 14258, 14613, 19484, 21387, 28516, 29226, 38968, 42774, 43839, 57032, 58452, 64161, 77936, 85548, 87678, 114064, 116904, 128322, 155872, 171096, 175356, 228128, 233808, 256644, 311744, 342192, 350712, 456256, 467616, 513288, 684384, 701424, 935232, 1026576, 1368768, 1402848, 2053152, 2805696, 4106304, 34725359, 69450718, 104176077, 138901436, 208352154, 277802872, 312528231, 416704308, 555605744, 625056462, 833408616, 1111211488, 1250112924, 1666817232, 2222422976, 2500225848, 3333634464, 5000451696, 6667268928, 10000903392, 20001806784]

約数ペア:

[(1, 20001806784), (2, 10000903392), (3, 6667268928), (4, 5000451696), (6, 3333634464), (8, 2500225848), (9, 2222422976), (12, 1666817232), (16, 1250112924), (18, 1111211488), (24, 833408616), (32, 625056462), (36, 555605744), (48, 416704308), (64, 312528231), (72, 277802872), (96, 208352154), (144, 138901436), (192, 104176077), (288, 69450718), (576, 34725359), (4871, 4106304), (7129, 2805696), (9742, 2053152), (14258, 1402848), (14613, 1368768), (19484, 1026576), (21387, 935232), (28516, 701424), (29226, 684384), (38968, 513288), (42774, 467616), (43839, 456256), (57032, 350712), (58452, 342192), (64161, 311744), (77936, 256644), (85548, 233808), (87678, 228128), (114064, 175356), (116904, 171096), (128322, 155872)]