209850982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{30671}}^1$

素因数の和:30995

約数の個数: 16

約数和(自身を含む): 344507904

約数和(自身を除く): 134656922

約数列:

[1, 2, 11, 22, 311, 622, 3421, 6842, 30671, 61342, 337381, 674762, 9538681, 19077362, 104925491, 209850982]

約数ペア:

[(1, 209850982), (2, 104925491), (11, 19077362), (22, 9538681), (311, 674762), (622, 337381), (3421, 61342), (6842, 30671)]