19400752

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2185

約数の個数: 40

約数和(自身を含む): 43497216

約数和(自身を除く): 24096464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2087, 2324, 4174, 4648, 8348, 9296, 14609, 16696, 29218, 33392, 58436, 116872, 173221, 233744, 346442, 692884, 1212547, 1385768, 2425094, 2771536, 4850188, 9700376, 19400752]

約数ペア:

[(1, 19400752), (2, 9700376), (4, 4850188), (7, 2771536), (8, 2425094), (14, 1385768), (16, 1212547), (28, 692884), (56, 346442), (83, 233744), (112, 173221), (166, 116872), (332, 58436), (581, 33392), (664, 29218), (1162, 16696), (1328, 14609), (2087, 9296), (2324, 8348), (4174, 4648)]