19189413

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11292507

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 291, 431, 459, 873, 1293, 1649, 2619, 3879, 4947, 7327, 11637, 14841, 21981, 41807, 44523, 65943, 125421, 197829, 376263, 710719, 1128789, 2132157, 6396471, 19189413]

約数ペア:

[(1, 19189413), (3, 6396471), (9, 2132157), (17, 1128789), (27, 710719), (51, 376263), (97, 197829), (153, 125421), (291, 65943), (431, 44523), (459, 41807), (873, 21981), (1293, 14841), (1649, 11637), (2619, 7327), (3879, 4947)]