20749498368

素因数分解:

$2^{11}\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20719}}^1$

素因数の和:20907

約数の個数: 96

約数和(自身を含む): 55660550400

約数和(自身を除く): 34911052032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 256, 326, 384, 489, 512, 652, 768, 978, 1024, 1304, 1536, 1956, 2048, 2608, 3072, 3912, 5216, 6144, 7824, 10432, 15648, 20719, 20864, 31296, 41438, 41728, 62157, 62592, 82876, 83456, 124314, 125184, 165752, 166912, 248628, 250368, 331504, 333824, 497256, 500736, 663008, 994512, 1001472, 1326016, 1989024, 2652032, 3377197, 3978048, 5304064, 6754394, 7956096, 10131591, 10608128, 13508788, 15912192, 20263182, 21216256, 27017576, 31824384, 40526364, 42432512, 54035152, 63648768, 81052728, 108070304, 127297536, 162105456, 216140608, 324210912, 432281216, 648421824, 864562432, 1296843648, 1729124864, 2593687296, 3458249728, 5187374592, 6916499456, 10374749184, 20749498368]

約数ペア:

[(1, 20749498368), (2, 10374749184), (3, 6916499456), (4, 5187374592), (6, 3458249728), (8, 2593687296), (12, 1729124864), (16, 1296843648), (24, 864562432), (32, 648421824), (48, 432281216), (64, 324210912), (96, 216140608), (128, 162105456), (163, 127297536), (192, 108070304), (256, 81052728), (326, 63648768), (384, 54035152), (489, 42432512), (512, 40526364), (652, 31824384), (768, 27017576), (978, 21216256), (1024, 20263182), (1304, 15912192), (1536, 13508788), (1956, 10608128), (2048, 10131591), (2608, 7956096), (3072, 6754394), (3912, 5304064), (5216, 3978048), (6144, 3377197), (7824, 2652032), (10432, 1989024), (15648, 1326016), (20719, 1001472), (20864, 994512), (31296, 663008), (41438, 500736), (41728, 497256), (62157, 333824), (62592, 331504), (82876, 250368), (83456, 248628), (124314, 166912), (125184, 165752)]