20164065761

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1390913}}^1$

素因数の和:1391048

約数の個数: 16

約数和(自身を含む): 24480086400

約数和(自身を除く): 4316020639

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 1390913, 9736391, 26427347, 151609517, 184991429, 1061266619, 2880580823, 20164065761]

約数ペア:

[(1, 20164065761), (7, 2880580823), (19, 1061266619), (109, 184991429), (133, 151609517), (763, 26427347), (2071, 9736391), (14497, 1390913)]