18810010

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{2269}}^1$

素因数の和:3105

約数の個数: 16

約数和(自身を含む): 33913800

約数和(自身を除く): 15103790

約数列:

[1, 2, 5, 10, 829, 1658, 2269, 4145, 4538, 8290, 11345, 22690, 1881001, 3762002, 9405005, 18810010]

約数ペア:

[(1, 18810010), (2, 9405005), (5, 3762002), (10, 1881001), (829, 22690), (1658, 11345), (2269, 8290), (4145, 4538)]