18289898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5981}}^1$

素因数の和:6133

約数の個数: 16

約数和(自身を含む): 30149280

約数和(自身を除く): 11859382

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 5981, 11962, 65791, 131582, 831359, 1662718, 9144949, 18289898]

約数ペア:

[(1, 18289898), (2, 9144949), (11, 1662718), (22, 831359), (139, 131582), (278, 65791), (1529, 11962), (3058, 5981)]