19801094038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{3249277}}^1$

素因数の和:3249567

約数の個数: 16

約数和(自身を含む): 32518774224

約数和(自身を除く): 12717680186

約数列:

[1, 2, 11, 22, 277, 554, 3047, 6094, 3249277, 6498554, 35742047, 71484094, 900049729, 1800099458, 9900547019, 19801094038]

約数ペア:

[(1, 19801094038), (2, 9900547019), (11, 1800099458), (22, 900049729), (277, 71484094), (554, 35742047), (3047, 6498554), (6094, 3249277)]