17999091

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{20201}}^1$

素因数の和:20224

約数の個数: 20

約数和(自身を含む): 29333304

約数和(自身を除く): 11334213

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 20201, 60603, 181809, 222211, 545427, 666633, 1636281, 1999899, 5999697, 17999091]

約数ペア:

[(1, 17999091), (3, 5999697), (9, 1999899), (11, 1636281), (27, 666633), (33, 545427), (81, 222211), (99, 181809), (297, 60603), (891, 20201)]