16534291888

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{12589}}^1$

素因数の和:12746

約数の個数: 80

約数和(自身を含む): 34620284160

約数和(自身を除く): 18085992272

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 83, 86, 92, 166, 172, 184, 332, 344, 368, 664, 688, 989, 1328, 1909, 1978, 3569, 3818, 3956, 7138, 7636, 7912, 12589, 14276, 15272, 15824, 25178, 28552, 30544, 50356, 57104, 82087, 100712, 164174, 201424, 289547, 328348, 541327, 579094, 656696, 1044887, 1082654, 1158188, 1313392, 2089774, 2165308, 2316376, 4179548, 4330616, 4632752, 8359096, 8661232, 12450521, 16718192, 24032401, 24901042, 44930141, 48064802, 49802084, 89860282, 96129604, 99604168, 179720564, 192259208, 199208336, 359441128, 384518416, 718882256, 1033393243, 2066786486, 4133572972, 8267145944, 16534291888]

約数ペア:

[(1, 16534291888), (2, 8267145944), (4, 4133572972), (8, 2066786486), (16, 1033393243), (23, 718882256), (43, 384518416), (46, 359441128), (83, 199208336), (86, 192259208), (92, 179720564), (166, 99604168), (172, 96129604), (184, 89860282), (332, 49802084), (344, 48064802), (368, 44930141), (664, 24901042), (688, 24032401), (989, 16718192), (1328, 12450521), (1909, 8661232), (1978, 8359096), (3569, 4632752), (3818, 4330616), (3956, 4179548), (7138, 2316376), (7636, 2165308), (7912, 2089774), (12589, 1313392), (14276, 1158188), (15272, 1082654), (15824, 1044887), (25178, 656696), (28552, 579094), (30544, 541327), (50356, 328348), (57104, 289547), (82087, 201424), (100712, 164174)]