1989994496

素因数分解:

$2^{11}\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1249

約数の個数: 96

約数和(自身を含む): 4587448320

約数和(自身を除く): 2597453824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 508, 512, 889, 896, 1016, 1024, 1093, 1778, 1792, 2032, 2048, 2186, 3556, 3584, 4064, 4372, 7112, 7168, 7651, 8128, 8744, 14224, 14336, 15302, 16256, 17488, 28448, 30604, 32512, 34976, 56896, 61208, 65024, 69952, 113792, 122416, 130048, 138811, 139904, 227584, 244832, 260096, 277622, 279808, 455168, 489664, 555244, 559616, 910336, 971677, 979328, 1110488, 1119232, 1820672, 1943354, 1958656, 2220976, 2238464, 3886708, 3917312, 4441952, 7773416, 7834624, 8883904, 15546832, 15669248, 17767808, 31093664, 35535616, 62187328, 71071232, 124374656, 142142464, 248749312, 284284928, 497498624, 994997248, 1989994496]

約数ペア:

[(1, 1989994496), (2, 994997248), (4, 497498624), (7, 284284928), (8, 248749312), (14, 142142464), (16, 124374656), (28, 71071232), (32, 62187328), (56, 35535616), (64, 31093664), (112, 17767808), (127, 15669248), (128, 15546832), (224, 8883904), (254, 7834624), (256, 7773416), (448, 4441952), (508, 3917312), (512, 3886708), (889, 2238464), (896, 2220976), (1016, 1958656), (1024, 1943354), (1093, 1820672), (1778, 1119232), (1792, 1110488), (2032, 979328), (2048, 971677), (2186, 910336), (3556, 559616), (3584, 555244), (4064, 489664), (4372, 455168), (7112, 279808), (7168, 277622), (7651, 260096), (8128, 244832), (8744, 227584), (14224, 139904), (14336, 138811), (15302, 130048), (16256, 122416), (17488, 113792), (28448, 69952), (30604, 65024), (32512, 61208), (34976, 56896)]