20581242

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10753}}^1$

素因数の和:10798

約数の個数: 32

約数和(自身を含む): 46457280

約数和(自身を除く): 25876038

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10753, 21506, 32259, 64518, 118283, 236566, 311837, 354849, 623674, 709698, 935511, 1871022, 3430207, 6860414, 10290621, 20581242]

約数ペア:

[(1, 20581242), (2, 10290621), (3, 6860414), (6, 3430207), (11, 1871022), (22, 935511), (29, 709698), (33, 623674), (58, 354849), (66, 311837), (87, 236566), (174, 118283), (319, 64518), (638, 32259), (957, 21506), (1914, 10753)]