20186975984

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7836559}}^1$

素因数の和:7836597

約数の個数: 40

約数和(自身を含む): 46643205120

約数和(自身を除く): 26456229136

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 7836559, 15673118, 31346236, 54855913, 62692472, 109711826, 125384944, 180240857, 219423652, 360481714, 438847304, 720963428, 877694608, 1261685999, 1441926856, 2523371998, 2883853712, 5046743996, 10093487992, 20186975984]

約数ペア:

[(1, 20186975984), (2, 10093487992), (4, 5046743996), (7, 2883853712), (8, 2523371998), (14, 1441926856), (16, 1261685999), (23, 877694608), (28, 720963428), (46, 438847304), (56, 360481714), (92, 219423652), (112, 180240857), (161, 125384944), (184, 109711826), (322, 62692472), (368, 54855913), (644, 31346236), (1288, 15673118), (2576, 7836559)]