20964053

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 23510400

約数和(自身を除く): 2546347

約数列:

[1, 11, 61, 157, 199, 671, 1727, 2189, 9577, 12139, 31243, 105347, 133529, 343673, 1905823, 20964053]

約数ペア:

[(1, 20964053), (11, 1905823), (61, 343673), (157, 133529), (199, 105347), (671, 31243), (1727, 12139), (2189, 9577)]