19820834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13771486

約数列:

[1, 2, 11, 22, 53, 89, 106, 178, 191, 382, 583, 979, 1166, 1958, 2101, 4202, 4717, 9434, 10123, 16999, 20246, 33998, 51887, 103774, 111353, 186989, 222706, 373978, 900947, 1801894, 9910417, 19820834]

約数ペア:

[(1, 19820834), (2, 9910417), (11, 1801894), (22, 900947), (53, 373978), (89, 222706), (106, 186989), (178, 111353), (191, 103774), (382, 51887), (583, 33998), (979, 20246), (1166, 16999), (1958, 10123), (2101, 9434), (4202, 4717)]