1921647794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{900491}}^1$

素因数の和:900601

約数の個数: 16

約数和(自身を含む): 3176935776

約数和(自身を除く): 1255287982

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 900491, 1800982, 9905401, 19810802, 87347627, 174695254, 960823897, 1921647794]

約数ペア:

[(1, 1921647794), (2, 960823897), (11, 174695254), (22, 87347627), (97, 19810802), (194, 9905401), (1067, 1800982), (2134, 900491)]