17964752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86369}}^1$

素因数の和:86390

約数の個数: 20

約数和(自身を含む): 37484580

約数和(自身を除く): 19519828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86369, 172738, 345476, 690952, 1122797, 1381904, 2245594, 4491188, 8982376, 17964752]

約数ペア:

[(1, 17964752), (2, 8982376), (4, 4491188), (8, 2245594), (13, 1381904), (16, 1122797), (26, 690952), (52, 345476), (104, 172738), (208, 86369)]