2019922168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{2141}}^1$

素因数の和:2380

約数の個数: 64

約数和(自身を含む): 4219568640

約数和(自身を除く): 2199646472

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 151, 284, 302, 568, 604, 781, 1208, 1562, 1661, 2141, 3124, 3322, 4282, 6248, 6644, 8564, 10721, 13288, 17128, 21442, 23551, 42884, 47102, 85768, 94204, 117931, 152011, 188408, 235862, 304022, 323291, 471724, 608044, 646582, 943448, 1216088, 1293164, 1672121, 2586328, 3344242, 3556201, 6688484, 7112402, 13376968, 14224804, 22953661, 28449608, 45907322, 91814644, 183629288, 252490271, 504980542, 1009961084, 2019922168]

約数ペア:

[(1, 2019922168), (2, 1009961084), (4, 504980542), (8, 252490271), (11, 183629288), (22, 91814644), (44, 45907322), (71, 28449608), (88, 22953661), (142, 14224804), (151, 13376968), (284, 7112402), (302, 6688484), (568, 3556201), (604, 3344242), (781, 2586328), (1208, 1672121), (1562, 1293164), (1661, 1216088), (2141, 943448), (3124, 646582), (3322, 608044), (4282, 471724), (6248, 323291), (6644, 304022), (8564, 235862), (10721, 188408), (13288, 152011), (17128, 117931), (21442, 94204), (23551, 85768), (42884, 47102)]