208984912

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{115589}}^1$

素因数の和:115710

約数の個数: 20

約数和(自身を含む): 408495060

約数和(自身を除く): 199510148

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 115589, 231178, 462356, 924712, 1849424, 13061557, 26123114, 52246228, 104492456, 208984912]

約数ペア:

[(1, 208984912), (2, 104492456), (4, 52246228), (8, 26123114), (16, 13061557), (113, 1849424), (226, 924712), (452, 462356), (904, 231178), (1808, 115589)]