209521202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1987}}^1\times {\mathrm{4793}}^1$

素因数の和:6793

約数の個数: 16

約数和(自身を含む): 343096992

約数和(自身を除く): 133575790

約数列:

[1, 2, 11, 22, 1987, 3974, 4793, 9586, 21857, 43714, 52723, 105446, 9523691, 19047382, 104760601, 209521202]

約数ペア:

[(1, 209521202), (2, 104760601), (11, 19047382), (22, 9523691), (1987, 105446), (3974, 52723), (4793, 43714), (9586, 21857)]