18683632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1381

約数の個数: 40

約数和(自身を含む): 39997440

約数和(自身を除く): 21313808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1279, 1328, 1826, 2558, 3652, 5116, 7304, 10232, 14069, 14608, 20464, 28138, 56276, 106157, 112552, 212314, 225104, 424628, 849256, 1167727, 1698512, 2335454, 4670908, 9341816, 18683632]

約数ペア:

[(1, 18683632), (2, 9341816), (4, 4670908), (8, 2335454), (11, 1698512), (16, 1167727), (22, 849256), (44, 424628), (83, 225104), (88, 212314), (166, 112552), (176, 106157), (332, 56276), (664, 28138), (913, 20464), (1279, 14608), (1328, 14069), (1826, 10232), (2558, 7304), (3652, 5116)]