18679413893

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1\times {\mathrm{73417}}^1$

素因数の和:75356

約数の個数: 16

約数和(自身を含む): 22483528320

約数和(自身を除く): 3804114427

約数列:

[1, 7, 19, 133, 1913, 13391, 36347, 73417, 254429, 513919, 1394923, 9764461, 140446721, 983127047, 2668487699, 18679413893]

約数ペア:

[(1, 18679413893), (7, 2668487699), (19, 983127047), (133, 140446721), (1913, 9764461), (13391, 1394923), (36347, 513919), (73417, 254429)]