19790386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{128509}}^1$

素因数の和:128529

約数の個数: 16

約数和(自身を含む): 37010880

約数和(自身を除く): 17220494

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 128509, 257018, 899563, 1413599, 1799126, 2827198, 9895193, 19790386]

約数ペア:

[(1, 19790386), (2, 9895193), (7, 2827198), (11, 1799126), (14, 1413599), (22, 899563), (77, 257018), (154, 128509)]