11890790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27653}}^1$

素因数の和:27703

約数の個数: 16

約数和(自身を含む): 21901968

約数和(自身を除く): 10011178

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 27653, 55306, 138265, 276530, 1189079, 2378158, 5945395, 11890790]

約数ペア:

[(1, 11890790), (2, 5945395), (5, 2378158), (10, 1189079), (43, 276530), (86, 138265), (215, 55306), (430, 27653)]