209935970

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{13553}}^1$

素因数の和:15109

約数の個数: 16

約数和(自身を含む): 378156600

約数和(自身を除く): 168220630

約数列:

[1, 2, 5, 10, 1549, 3098, 7745, 13553, 15490, 27106, 67765, 135530, 20993597, 41987194, 104967985, 209935970]

約数ペア:

[(1, 209935970), (2, 104967985), (5, 41987194), (10, 20993597), (1549, 135530), (3098, 67765), (7745, 27106), (13553, 15490)]