20105784711

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{4743049}}^1$

素因数の和:4743215

約数の個数: 16

約数和(自身を含む): 29976076000

約数和(自身を除く): 9870291289

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 4743049, 14229147, 42687441, 128062323, 744658693, 2233976079, 6701928237, 20105784711]

約数ペア:

[(1, 20105784711), (3, 6701928237), (9, 2233976079), (27, 744658693), (157, 128062323), (471, 42687441), (1413, 14229147), (4239, 4743049)]