1920912081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{444347}}^1$

素因数の和:444492

約数の個数: 16

約数和(自身を含む): 2815388928

約数和(自身を除く): 894476847

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 444347, 1333041, 4887817, 14663451, 58209457, 174628371, 640304027, 1920912081]

約数ペア:

[(1, 1920912081), (3, 640304027), (11, 174628371), (33, 58209457), (131, 14663451), (393, 4887817), (1441, 1333041), (4323, 444347)]