20123557514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8975717}}^1$

素因数の和:8975797

約数の個数: 16

約数和(自身を含む): 32312584800

約数和(自身を除く): 12189027286

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 8975717, 17951434, 170538623, 341077246, 529567303, 1059134606, 10061778757, 20123557514]

約数ペア:

[(1, 20123557514), (2, 10061778757), (19, 1059134606), (38, 529567303), (59, 341077246), (118, 170538623), (1121, 17951434), (2242, 8975717)]