17990019

素因数分解:

$3^5\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 27251952

約数和(自身を除く): 9261933

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 733, 909, 2199, 2727, 6597, 8181, 19791, 24543, 59373, 74033, 178119, 222099, 666297, 1998891, 5996673, 17990019]

約数ペア:

[(1, 17990019), (3, 5996673), (9, 1998891), (27, 666297), (81, 222099), (101, 178119), (243, 74033), (303, 59373), (733, 24543), (909, 19791), (2199, 8181), (2727, 6597)]